{"id":2462,"date":"2025-07-29T02:16:31","date_gmt":"2025-07-29T02:16:31","guid":{"rendered":"https:\/\/hazarnotes.com\/?p=2462"},"modified":"2026-08-02T09:08:16","modified_gmt":"2026-08-02T09:08:16","slug":"class-10-physical-science-2nd-unit-test-question-paper-set-4-wbbse","status":"publish","type":"post","link":"https:\/\/hazarnotes.com\/mystaging01\/class-10-physical-science-2nd-unit-test-question-paper-set-4-wbbse\/","title":{"rendered":"Class 10 Physical Science 2nd Unit Test Question Paper wbbse Set-4 | \u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8 \u09a6\u09cd\u09ac\u09bf\u09a4\u09c0\u09af\u09bc \u0987\u0989\u09a8\u09bf\u099f \u099f\u09c7\u09b8\u09cd\u099f \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09aa\u09a4\u09cd\u09b0 \u09b8\u09c7\u099f-\u09ea"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>SECOND SUMMATIVE EVALUATION<\/strong><\/span><br \/>\n<span style=\"color: #800080;\"><strong>CLASS 10 (X) WBBSE <\/strong><\/span><br \/>\n<span style=\"color: #800080;\"><strong>PHYSICAL SCIENCE QUESTION PAPER<\/strong><\/span><\/p>\n<p><strong>Class 10 Physical Science 2nd Unit Test Question Paper Set-4 wbbse | \u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8 \u09a6\u09cd\u09ac\u09bf\u09a4\u09c0\u09af\u09bc \u0987\u0989\u09a8\u09bf\u099f \u099f\u09c7\u09b8\u09cd\u099f \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09aa\u09a4\u09cd\u09b0 \u09b8\u09c7\u099f-\u09ea<\/strong><\/p>\n<p><strong>\ud83d\udccc\u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf <span style=\"color: #ff0000;\">\u0987\u0989\u09a8\u09bf\u099f \u099f\u09c7\u09b8\u09cd\u099f<\/span> \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09aa\u09a4\u09cd\u09b0 <a href=\"http:\/\/hazarnotes.com\/mystaging01\/class-10-question-papers-all-subject-wbbse\/\">Click Here<\/a><\/strong><\/p>\n<p><strong>\ud83d\udccc \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09bf\u0995 <span style=\"color: #ff0000;\"> \u09b8\u09ae\u09b8\u09cd\u09a4 \u09ac\u09bf\u09b7\u09af\u09bc <\/span> \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09aa\u09a4\u09cd\u09b0 <a href=\"http:\/\/hazarnotes.com\/mystaging01\/madhyamik-question-papers-all-subject-west-bengal-board\/\">Click Here<\/a><\/strong><\/p>\n<h2 style=\"text-align: center;\"><span style=\"color: #ff0000;\"><strong>Set-4<\/strong><\/span><\/h2>\n<h3 style=\"text-align: center;\">\u09a6\u09cd\u09ac\u09bf\u09a4\u09c0\u09af\u09bc \u09aa\u09b0\u09cd\u09af\u09be\u09af\u09bc\u0995\u09cd\u09b0\u09ae\u09bf\u0995 \u09ae\u09c2\u09b2\u09cd\u09af\u09be\u09af\u09bc\u09a8<br \/>\n\u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf<br \/>\n\u09ac\u09bf\u09b7\u09af\u09bc : \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8<br \/>\n\u09b8\u09ae\u09af\u09bc : \u09e7 \u0998\u09a3\u09cd\u099f\u09be \u09e9\u09e6 \u09ae\u09bf\u09a8\u09bf\u099f\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u09aa\u09c2\u09b0\u09cd\u09a3\u09ae\u09be\u09a8 : \u09ea\u09e6<\/h3>\n<p style=\"text-align: center;\"><strong>&#8216;\u0995&#8217;-\u09ac\u09bf\u09ad\u09be\u0997<\/strong><\/p>\n<p><strong><span style=\"color: #ff0000;\">1. \u09b8\u09a0\u09bf\u0995 \u0989\u09a4\u09cd\u09a4\u09b0\u099f\u09bf \u09a8\u09bf\u09b0\u09cd\u09ac\u09be\u099a\u09a8 \u0995\u09b0\u09cb : 1&#215;7=7<\/span><\/strong><\/p>\n<p>1.1 12g \u0995\u09be\u09b0\u09cd\u09ac\u09a8\u09c7\u09b0 \u09a6\u09b9\u09a8\u09c7 \u0989\u09ce\u09aa\u09a8\u09cd\u09a8 CO\u2082 \u098f\u09b0 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 (32g \/ 44g \/ 22g \/ 28g)\u0964<\/p>\n<p>1.2 \u09a8\u09bf\u09ae\u09cd\u09a8\u09b2\u09bf\u0996\u09bf\u09a4 \u0995\u09cb\u099f\u09bf\u09b0 \u0989\u09a8\u09cd\u09a8\u09a4\u09be \u09ac\u09be\u09a1\u09bc\u09b2\u09c7 \u0995\u09be\u09b0\u09cd\u09af\u09a4 \u09aa\u09cd\u09b0\u09b8\u09be\u09b0\u09a3 \u09b9\u09af\u09bc \u09a8\u09be ? (\u09b2\u09cb\u09b9\u09be \/ \u09a8\u09bf\u0995\u09c7\u09b2 \/ \u09a4\u09be\u09ae\u09be \/ \u0987\u09a8\u09ad\u09be\u09b0)\u0964<\/p>\n<p>1.3 \u0995\u09cb\u099f\u09bf \u09a4\u09a1\u09bc\u09bf\u09ce \u0986\u09a7\u09be\u09a8\u09c7\u09b0 \u098f\u0995\u0995 ? (\u09ad\u09cb\u09b2\u09cd\u099f \/ \u0995\u09c1\u09b2\u09ae\u09cd\u09ac \/ \u0993\u09ae \/ \u0993\u09af\u09bc\u09be\u099f)\u0964<\/p>\n<p>1.4 \u09ac\u09bf\u09ad\u09ac \u09aa\u09cd\u09b0\u09ad\u09c7\u09a6 10V \u0993 \u09aa\u09cd\u09b0\u09ac\u09be\u09b9\u09ae\u09be\u09a4\u09cd\u09b0\u09be 5A \u09b9\u09b2\u09c7 \u09b0\u09cb\u09a7 \u09b9\u09ac\u09c7\u2014 (5\u03a9 \/ 4\u03a9 \/ 3\u03a9 \/ 2\u03a9) 1<\/p>\n<p>1.5 \u0995\u09cb\u099f\u09bf \u09a4\u09a1\u09bc\u09bf\u09ce \u0985\u09ac\u09bf\u09b6\u09cd\u09b2\u09c7\u09b7\u09cd\u09af \u09aa\u09a6\u09be\u09b0\u09cd\u09a5 ? (NaCl \/ \u099a\u09bf\u09a8\u09bf \/ HCI \/ NaOH)\u0964<\/p>\n<p>1.6 \u0995\u09cb\u09a8\u09cd \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u09b8\u0982\u09b8\u09cd\u09aa\u09b0\u09cd\u09b6\u09c7 \u09a8\u09c7\u09b8\u09b2\u09be\u09b0 \u09a6\u09cd\u09b0\u09ac\u09a3 \u09a4\u09be\u09ae\u09be\u099f\u09c7 \u09b9\u09af\u09bc ? (N\u2082 \/ HCl \/ NH\u2083 \/ H\u2082S)\u0964<\/p>\n<p>1.7 \u0997\u09cd\u09af\u09be\u09b2\u09ad\u09be\u09a8\u09be\u0987\u099c\u09c7\u09b6\u09a8\u09c7\u09b0 \u0995\u09be\u099c\u09c7 \u0995\u09cb\u09a8\u09cd \u09a7\u09be\u09a4\u09c1\u099f\u09bf \u09b2\u09be\u0997\u09c7 ? (Fe \/ Cu \/ Zn \/ Al)\u0964<\/p>\n<p style=\"text-align: center;\"><strong>&#8216;\u0996&#8217; &#8211; \u09ac\u09bf\u09ad\u09be\u0997<\/strong><\/p>\n<p><strong><span style=\"color: #ff0000;\">2. \u09a8\u09bf\u09ae\u09cd\u09a8\u09b2\u09bf\u0996\u09bf\u09a4 \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u0997\u09c1\u09b2\u09bf\u09b0 \u09b8\u0982\u0995\u09cd\u09b7\u09bf\u09aa\u09cd\u09a4 \u0989\u09a4\u09cd\u09a4\u09b0 \u09a6\u09be\u0993 : 1&#215;9=9<\/span><\/strong><\/p>\n<p>2.1 \u09a4\u09be\u09aa\u09c7\u09b0 \u09b8\u09c1\u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0 \u098f\u0995\u099f\u09bf \u09a4\u09b0\u09b2 \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u0989\u09a6\u09be\u09b9\u09b0\u09a3 \u09a6\u09be\u0993\u0964<\/p>\n<p>2.2 <strong>\u09b6\u09c2\u09a8\u09cd\u09af\u09b8\u09cd\u09a5\u09be\u09a8 \u09aa\u09c2\u09b0\u09a3 \u0995\u09b0\u09cb :<\/strong> \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09af\u09bc\u09a4\u09a8 \u09aa\u09cd\u09b0\u09b8\u09be\u09b0\u09a3 \u0997\u09c1\u09a3\u09be\u0999\u09cd\u0995\u09c7\u09b0 \u09ae\u09be\u09a8 ___________\u0964<\/p>\n<p style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>\u0985\u09a5\u09ac\u09be,<\/strong><\/span><\/p>\n<p><strong>\u09b8\u09a4\u09cd\u09af \u09ac\u09be \u09ae\u09bf\u09a5\u09cd\u09af\u09be \u09b2\u09c7\u0996\u09cb :<\/strong> \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 \u0986\u09aa\u09be\u09a4 \u09aa\u09cd\u09b0\u09b8\u09be\u09b0\u09a3 \u09b2\u0995\u09cd\u09b7\u09cd\u09af \u0995\u09b0\u09be \u09af\u09be\u09af\u09bc\u0964<\/p>\n<p>2.3 STP-\u09a4\u09c7 \u09af\u09c7 \u0995\u09cb\u09a8\u09cb \u0997\u09cd\u09af\u09be\u09b8\u09c7\u09b0 1 \u09ae\u09cb\u09b2 \u0985\u09a8\u09c1\u09b0 \u0986\u09af\u09bc\u09a4\u09a8\u0964<\/p>\n<p>2.4 \u0993\u09b9\u09ae\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\u09c7\u09b0 I-V \u09b2\u09c7\u0996\u099a\u09bf\u09a4\u09cd\u09b0\u09c7\u09b0 \u09aa\u09cd\u09b0\u0995\u09c3\u09a4\u09bf \u0995\u09c0 ?<\/p>\n<p>2.5 1 BOT = \u0995\u09a4 \u099c\u09c1\u09b2 ?<\/p>\n<p style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>\u0985\u09a5\u09ac\u09be,<\/strong><\/span><\/p>\n<p><strong>\u09b8\u09a4\u09cd\u09af \u09ac\u09be \u09ae\u09bf\u09a5\u09cd\u09af\u09be \u09b2\u09c7\u0996\u09cb :<\/strong> DC \u09ad\u09cb\u09b2\u09cd\u099f\u09c7\u099c \u099f\u09cd\u09b0\u09be\u09a8\u09cd\u09b8\u09ab\u09b0\u09ae\u09be\u09b0\u09c7 \u0995\u09be\u09b0\u09cd\u09af\u0995\u09b0\u09c0 \u09a8\u09af\u09bc\u0964<\/p>\n<p>2.6 \u09a4\u09a1\u09bc\u09bf\u09ce \u09ac\u09bf\u09b6\u09cd\u09b2\u09c7\u09b7\u09a3\u09c7 \u0995\u09cb\u09a8\u09cd \u09a4\u09a1\u09bc\u09bf\u09ce\u09a6\u09cd\u09ac\u09be\u09b0\u09c7 \u09ac\u09bf\u099c\u09be\u09b0\u09a3 \u0998\u099f\u09c7 ?<\/p>\n<p style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>\u0985\u09a5\u09ac\u09be,<\/strong><\/span><\/p>\n<p><strong>\u09b6\u09c2\u09a8\u09cd\u09af\u09b8\u09cd\u09a5\u09be\u09a8 \u09aa\u09c2\u09b0\u09a3 \u0995\u09b0\u09cb :<\/strong> \u09a4\u09a1\u09bc\u09bf\u09ce \u09ac\u09bf\u09b6\u09cd\u09b2\u09c7\u09b7\u09a3\u09c7 \u09a4\u09a1\u09bc\u09bf\u09ce\u09b6\u0995\u09cd\u09a4\u09bf ______________ \u09b6\u0995\u09cd\u09a4\u09bf\u09a4\u09c7 \u09aa\u09b0\u09bf\u09a3\u09a4 \u09b9\u09af\u09bc\u0964<\/p>\n<p>2.7 \u099c\u09b2\u09c7\u09b0 \u09a4\u09a1\u09bc\u09bf\u09ce \u09ac\u09bf\u09b6\u09cd\u09b2\u09c7\u09b7\u09a3\u09c7 \u0995\u09cd\u09af\u09be\u09a5\u09cb\u09a1\u09c7 \u0995\u09cb\u09a8\u09cd \u0997\u09cd\u09af\u09be\u09b8 \u099c\u09ae\u09be \u09b9\u09af\u09bc ?<\/p>\n<p>2.8 \u0993\u09b2\u09bf\u09af\u09bc\u09be\u09ae \u0995\u09c0 ?<\/p>\n<p>2.9 <strong>\u09b6\u09c2\u09a8\u09cd\u09af\u09b8\u09cd\u09a5\u09be\u09a8 \u09aa\u09c2\u09b0\u09a3 \u0995\u09b0\u09cb :<\/strong> \u0995\u09cd\u09b0\u09be\u09af\u09bc\u09cb\u09b2\u09be\u0987\u099f ____________ \u09a7\u09be\u09a4\u09c1\u09b0 \u0986\u0995\u09b0\u09bf\u0995\u0964<\/p>\n<p style=\"text-align: center;\"><strong>&#8216;\u0997&#8217; &#8211; \u09ac\u09bf\u09ad\u09be\u0997<\/strong><\/p>\n<p><strong><span style=\"color: #ff0000;\">3. \u09a8\u09bf\u09ae\u09cd\u09a8\u09b2\u09bf\u0996\u09bf\u09a4 \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u0997\u09c1\u09b2\u09bf\u09b0 \u0989\u09a4\u09cd\u09a4\u09b0 \u09a6\u09be\u0993 : 2&#215;3<\/span><\/strong><\/p>\n<p>3.1 \u0993\u09b9\u09ae\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\u099f\u09bf \u09b2\u09c7\u0996\u09cb \u098f\u09ac\u0982 \u098f\u09b0 \u09a5\u09c7\u0995\u09c7 \u09b0\u09cb\u09a7\u09c7\u09b0 \u09b8\u0982\u099c\u09cd\u099e\u09be \u09a6\u09be\u0993\u0964<\/p>\n<p style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>\u0985\u09a5\u09ac\u09be,<\/strong><\/span><\/p>\n<p>\u09ad\u09be\u09b8\u09cd\u09ac\u09b0 \u09ac\u09be\u09a4\u09bf\u09b0 \u099a\u09c7\u09af\u09bc\u09c7 CFL \/ LED \u09ac\u09be\u09a4\u09bf \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0\u09c7\u09b0 \u09a6\u09c1\u099f\u09bf \u09b8\u09c1\u09ac\u09bf\u09a7\u09be \u0989\u09b2\u09cd\u09b2\u09c7\u0996 \u0995\u09b0\u09cb\u0964<\/p>\n<p>3.2 \u09b2\u09be\u0987\u0995\u09be\u09b0 \u0985\u09cd\u09af\u09be\u09ae\u09cb\u09a8\u09bf\u09af\u09bc\u09be\u09b0 \u09ac\u09cb\u09a4\u09b2\u099f\u09bf \u0996\u09cb\u09b2\u09be\u09b0 \u0986\u0997\u09c7 \u09a0\u09be\u09a8\u09cd\u09a1\u09be \u0995\u09b0\u09c7 \u09a8\u09c7\u0993\u09af\u09bc\u09be \u09b9\u09af\u09bc \u0995\u09c7\u09a8 ?<\/p>\n<p style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>\u0985\u09a5\u09ac\u09be,<\/strong><\/span><\/p>\n<p>H\u2082S \u098f\u09b0 \u09ac\u09bf\u099c\u09be\u09b0\u09a3 \u09a7\u09b0\u09cd\u09ae \u098f\u0995\u099f\u09bf \u09ac\u09bf\u0995\u09cd\u09b0\u09bf\u09af\u09bc\u09be\u09b0 \u09b8\u09be\u09b9\u09be\u09af\u09cd\u09af\u09c7 \u09a6\u09c7\u0996\u09be\u0993\u0964<\/p>\n<p>3.3 AI \u09aa\u09be\u09a4\u09cd\u09b0\u09c7 \u0986\u099a\u09be\u09b0, \u099a\u09be\u099f\u09a8\u09bf \u0987\u09a4\u09cd\u09af\u09be\u09a6\u09bf \u09b0\u09be\u0996\u09be \u0989\u099a\u09bf\u09a4 \u09a8\u09af\u09bc \u0995\u09c7\u09a8 ?<\/p>\n<p style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>\u0985\u09a5\u09ac\u09be,<\/strong><\/span><\/p>\n<p>\u09b2\u09cb\u09b9\u09be\u09b0 \u09ae\u09b0\u099a\u09c7 \u09aa\u09a1\u09bc\u09be \u09a8\u09bf\u09ac\u09be\u09b0\u09a3\u09c7\u09b0 \u09a6\u09c1\u099f\u09bf \u0989\u09aa\u09be\u09af\u09bc \u09b2\u09c7\u0996\u09cb\u0964<\/p>\n<p style=\"text-align: center;\"><strong>\u0998 &#8211; \u09ac\u09bf\u09ad\u09be\u0997<\/strong><\/p>\n<p><strong><span style=\"color: #ff0000;\">4. \u09a8\u09bf\u09ae\u09cd\u09a8\u09b2\u09bf\u0996\u09bf\u09a4 \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u0997\u09c1\u09b2\u09bf\u09b0 \u0989\u09a4\u09cd\u09a4\u09b0 \u09a6\u09be\u0993 (\u09ac\u09bf\u0995\u09b2\u09cd\u09aa \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u0997\u09c1\u09b2\u09bf \u09b2\u0995\u09cd\u09b7\u09a3\u09c0\u09af\u09bc) : 3&#215;6=18<\/span><\/strong><\/p>\n<p>4.1 5.1g H\u2082S \u09aa\u09cd\u09b0\u09b8\u09cd\u09a4\u09c1\u09a4 \u0995\u09b0\u09be\u09b0 \u099c\u09a8\u09cd\u09af \u0995\u09a4 \u09aa\u09b0\u09bf\u09ae\u09be\u09a3 FeS-\u098f\u09b0 \u09b8\u0999\u09cd\u0997\u09c7 \u09b2\u0998\u09c1 H\u2082SO\u2084 -\u098f\u09b0 \u09ac\u09bf\u0995\u09cd\u09b0\u09bf\u09af\u09bc\u09be \u0998\u099f\u09be\u09a4\u09c7 \u09b9\u09ac\u09c7 ? [Fe = 56] 3<\/p>\n<p>4.2 \u09b2\u09cb\u09b9\u09be\u09b0 \u03b1 = 12 \u00d710\u207b\u2076\/\u00b0C \u09ac\u09b2\u09a4\u09c7 \u0995\u09c0 \u09ac\u09cb\u099d\u09cb ? \u0995\u09cb\u09a8\u09cb \u0995\u09a0\u09bf\u09a8 \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u09a4\u09be\u09aa \u09aa\u09b0\u09bf\u09ac\u09be\u09b9\u09c0\u09a4\u09be \u0995\u09c0 \u0995\u09c0 \u09ac\u09bf\u09b7\u09af\u09bc\u09c7\u09b0 \u0989\u09aa\u09b0 \u0995\u09c0\u09ad\u09be\u09ac\u09c7 \u09a8\u09bf\u09b0\u09cd\u09ad\u09b0 \u0995\u09b0\u09c7 ? 1+2<\/p>\n<p style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>\u0985\u09a5\u09ac\u09be,<\/strong><\/span><\/p>\n<p>\u09a4\u09a1\u09bc\u09bf\u09ce \u09b0\u09cb\u09a7\u09c7\u09b0 \u09b8\u0999\u09cd\u0997\u09c7 \u09b8\u09be\u09a6\u09c3\u09b6\u09cd\u09af \u09ac\u09c1\u099d\u09bf\u09af\u09bc\u09c7 \u09a4\u09be\u09aa\u09c0\u09af\u09bc \u09b0\u09cb\u09a7\u09c7\u09b0 \u09b0\u09be\u09b6\u09bf\u09ae\u09be\u09b2\u09be \u09a8\u09bf\u09b0\u09cd\u09a3\u09af\u09bc \u0995\u09b0\u09cb\u0964 3<\/p>\n<p>4.3 \u09a4\u09a1\u09bc\u09bf\u09a4\u09c7\u09b0 \u09a4\u09be\u09aa\u09c0\u09af\u09bc \u09ab\u09b2 \u09b8\u0982\u0995\u09cd\u09b0\u09be\u09a8\u09cd\u09a4 \u099c\u09c1\u09b2\u09c7\u09b0 \u09b8\u09c2\u09a4\u09cd\u09b0\u0997\u09c1\u09b2\u09bf \u09b2\u09c7\u0996\u09cb\u0964 3<\/p>\n<p style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>\u0985\u09a5\u09ac\u09be,<\/strong><\/span><\/p>\n<p>\u098f\u0995\u099f\u09bf \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 \u09b0\u09cb\u09a7\u09be\u0999\u09cd\u0995 8\u00d710\u207b\u2076\u00b2 \u03a9.cm.\u0964 \u0993\u0987 \u09aa\u09a6\u09be\u09b0\u09cd\u09a5\u09c7\u09b0 0.2 cm. \u09ac\u09cd\u09af\u09be\u09b8\u09be\u09b0\u09cd\u09a7\u09c7\u09b0b\u0995\u09a4 \u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af\u09c7\u09b0 \u09a4\u09be\u09b0\u09c7\u09b0 \u09b0\u09cb\u09a7 1\u03a9 \u09b9\u09ac\u09c7 ? 3<\/p>\n<p>4.4 BOT \u0995\u09be\u0995\u09c7 \u09ac\u09b2\u09c7 ? 6\u03a9 \u09b0\u09cb\u09a7\u09ac\u09bf\u09b6\u09bf\u09b7\u09cd\u099f \u098f\u0995\u099f\u09bf \u09a4\u09be\u09b0\u0995\u09c7 \u098f\u09ae\u09a8\u09ad\u09be\u09ac\u09c7 \u099f\u09be\u09a8\u09be \u09b9\u09b2 \u09af\u09be\u09a4\u09c7 \u098f\u09b0 \u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af \u09aa\u09cd\u09b0\u09be\u09a5\u09ae\u09bf\u0995 \u09a6\u09c8\u09b0\u09cd\u0998\u09cd\u09af\u09c7\u09b0 \u09a6\u09cd\u09ac\u09bf\u0997\u09c1\u09a3 \u09b9\u09af\u09bc\u0964 \u0985\u09a8\u09cd\u09a4\u09bf\u09ae \u09b0\u09cb\u09a7 \u0995\u09a4 \u09b9\u09ac\u09c7 ? 1+2<\/p>\n<p>4.5 \u09aa\u09be\u09b0\u09a6 \u0993 \u0996\u09be\u09a6\u09cd\u09af \u09b2\u09ac\u09a3\u09c7\u09b0 \u09ae\u09a7\u09cd\u09af\u09c7 \u0995\u09cb\u09a8\u099f\u09bf \u09a4\u09a1\u09bc\u09bf\u09ce \u09ac\u09bf\u09b6\u09cd\u09b2\u09c7\u09b7\u09cd\u09af ? \u099c\u09b2\u09c7\u09b0 \u09a4\u09a1\u09bc\u09bf\u09ce \u09ac\u09bf\u09b6\u09cd\u09b2\u09c7\u09b7\u09a3\u09c7 \u0985\u09cd\u09af\u09be\u09a8\u09cb\u09a1 \u0993 \u0995\u09cd\u09af\u09be\u09a5\u09cb\u09a1 \u09ac\u09bf\u0995\u09cd\u09b0\u09bf\u09af\u09bc\u09be\u099f\u09bf \u09b2\u09c7\u0996\u09cb\u0964<\/p>\n<p>4.6 \u09aa\u09b0\u09c0\u0995\u09cd\u09b7\u09be\u0997\u09be\u09b0\u09c7 H\u2082S \u09aa\u09cd\u09b0\u09b8\u09cd\u09a4\u09c1\u09a4\u09bf\u09b0 \u09a8\u09c0\u09a4\u09bf, \u09b6\u09ae\u09bf\u09a4 \u09b8\u09ae\u09c0\u0995\u09b0\u09a3\u099f\u09bf \u09b2\u09c7\u0996\u09cb\u0964 H\u2082S \u09b6\u09c1\u09b7\u09cd\u0995 \u0995\u09b0\u09a4\u09c7 \u0997\u09be\u09a2\u09bc H\u2082SO\u2084 \u09ac\u09cd\u09af\u09ac\u09b9\u09be\u09b0 \u0995\u09b0\u09be \u09b9\u09af\u09bc \u09a8\u09be \u0995\u09c7\u09a8 ? 1+2<\/p>\n<p style=\"text-align: center;\"><span style=\"color: #800080;\"><strong>\u0985\u09a5\u09ac\u09be,<\/strong><\/span><\/p>\n<p>\u09b8\u09cd\u09aa\u09b0\u09cd\u09b6 \u09aa\u09a6\u09cd\u09a7\u09a4\u09bf\u09a4\u09c7 \u09b8\u09be\u09b2\u09ab\u09bf\u0989\u09b0\u09bf\u0995 \u0985\u09cd\u09af\u09be\u09b8\u09bf\u09a1 \u09aa\u09cd\u09b0\u09b8\u09cd\u09a4\u09c1\u09a4\u09bf\u09b0 \u09ac\u09bf\u09ad\u09bf\u09a8\u09cd\u09a8 \u09a7\u09be\u09aa\u0997\u09c1\u09b2\u09bf \u09b8\u09ae\u09c0\u0995\u09b0\u09a3\u09b8\u09b9 \u09b2\u09c7\u0996\u09cb\u0964 3<\/p>\n<p><span style=\"color: #800080;\"><strong>\ud83d\udccc \u0986\u09b0\u09cb \u09a6\u09c7\u0996\u09c1\u09a8\u0983<\/strong><\/span><\/p>\n<p><strong>\ud83d\udccc\u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf <span style=\"color: #ff0000;\">\u0987\u0989\u09a8\u09bf\u099f \u099f\u09c7\u09b8\u09cd\u099f<\/span> \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09aa\u09a4\u09cd\u09b0 <a href=\"http:\/\/hazarnotes.com\/mystaging01\/class-10-question-papers-all-subject-wbbse\/\">Click Here<\/a><\/strong><\/p>\n<p><strong>\ud83d\udccc \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09bf\u0995 <span style=\"color: #ff0000;\"> \u09b8\u09ae\u09b8\u09cd\u09a4 \u09ac\u09bf\u09b7\u09af\u09bc <\/span> \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09aa\u09a4\u09cd\u09b0 <a href=\"http:\/\/hazarnotes.com\/mystaging01\/madhyamik-question-papers-all-subject-west-bengal-board\/\">Click Here<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>SECOND SUMMATIVE EVALUATION CLASS 10 (X) WBBSE PHYSICAL SCIENCE QUESTION PAPER Class 10 Physical Science 2nd Unit Test Question Paper Set-4 wbbse | \u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8 \u09a6\u09cd\u09ac\u09bf\u09a4\u09c0\u09af\u09bc \u0987\u0989\u09a8\u09bf\u099f \u099f\u09c7\u09b8\u09cd\u099f \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09aa\u09a4\u09cd\u09b0 \u09b8\u09c7\u099f-\u09ea \ud83d\udccc\u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf \u0987\u0989\u09a8\u09bf\u099f \u099f\u09c7\u09b8\u09cd\u099f \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09aa\u09a4\u09cd\u09b0 Click Here \ud83d\udccc \u09ae\u09be\u09a7\u09cd\u09af\u09ae\u09bf\u0995 \u09b8\u09ae\u09b8\u09cd\u09a4 \u09ac\u09bf\u09b7\u09af\u09bc \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09aa\u09a4\u09cd\u09b0 Click Here Set-4 \u09a6\u09cd\u09ac\u09bf\u09a4\u09c0\u09af\u09bc \u09aa\u09b0\u09cd\u09af\u09be\u09af\u09bc\u0995\u09cd\u09b0\u09ae\u09bf\u0995 \u09ae\u09c2\u09b2\u09cd\u09af\u09be\u09af\u09bc\u09a8 \u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf \u09ac\u09bf\u09b7\u09af\u09bc : \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8 \u09b8\u09ae\u09af\u09bc &#8230; <a title=\"Class 10 Physical Science 2nd Unit Test Question Paper wbbse Set-4 | \u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8 \u09a6\u09cd\u09ac\u09bf\u09a4\u09c0\u09af\u09bc \u0987\u0989\u09a8\u09bf\u099f \u099f\u09c7\u09b8\u09cd\u099f \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09aa\u09a4\u09cd\u09b0 \u09b8\u09c7\u099f-\u09ea\" class=\"read-more\" href=\"https:\/\/hazarnotes.com\/mystaging01\/class-10-physical-science-2nd-unit-test-question-paper-set-4-wbbse\/\" aria-label=\"Read more about Class 10 Physical Science 2nd Unit Test Question Paper wbbse Set-4 | \u09a6\u09b6\u09ae \u09b6\u09cd\u09b0\u09c7\u09a3\u09bf\u09b0 \u09ad\u09cc\u09a4\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8 \u09a6\u09cd\u09ac\u09bf\u09a4\u09c0\u09af\u09bc \u0987\u0989\u09a8\u09bf\u099f \u099f\u09c7\u09b8\u09cd\u099f \u09aa\u09cd\u09b0\u09b6\u09cd\u09a8\u09aa\u09a4\u09cd\u09b0 \u09b8\u09c7\u099f-\u09ea\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[121],"tags":[],"class_list":["post-2462","post","type-post","status-publish","format-standard","hentry","category-121"],"_links":{"self":[{"href":"https:\/\/hazarnotes.com\/mystaging01\/wp-json\/wp\/v2\/posts\/2462","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hazarnotes.com\/mystaging01\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hazarnotes.com\/mystaging01\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hazarnotes.com\/mystaging01\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hazarnotes.com\/mystaging01\/wp-json\/wp\/v2\/comments?post=2462"}],"version-history":[{"count":0,"href":"https:\/\/hazarnotes.com\/mystaging01\/wp-json\/wp\/v2\/posts\/2462\/revisions"}],"wp:attachment":[{"href":"https:\/\/hazarnotes.com\/mystaging01\/wp-json\/wp\/v2\/media?parent=2462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hazarnotes.com\/mystaging01\/wp-json\/wp\/v2\/categories?post=2462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hazarnotes.com\/mystaging01\/wp-json\/wp\/v2\/tags?post=2462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}