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CBSE Class 12-science Questions and Answers

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CBSE 12-science - Physics
The surface density of electric charge at a place on the earth's surface where the rate of fall of potential is 250 V, is : (a) 2.0 xlO- 9 C/m2 (c) 3.36 x HF9 C/m2 (b) 2.21 x 10"9 C/m2 (d) 3.5xlO- 9C/m2
Asked by sunidhikumari4931 | 13 Oct, 2024, 10:53: AM
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CBSE 12-science - Biology
What do you mean by Haemolisis
Asked by Pattnayaksujata866 | 10 Oct, 2024, 12:57: PM
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CBSE 12-science - Physics
why galvanometer cannot be used as ammeter
Asked by chandana121519 | 10 Oct, 2024, 10:42: AM
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CBSE 12-science - Maths
integrate x+2/ under root (x-2)(x-3)
Asked by taheyung576 | 10 Oct, 2024, 04:26: AM
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CBSE 12-science - Biology
Rock which can be both igneous and metamorphic 1  gneissoid 2 granite
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Asked by kanwarsurajthakur | 07 Oct, 2024, 10:39: PM
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CBSE 12-science - Chemistry
number of optically active isomers of[ Co (gly) 3]
Asked by tsravani337 | 06 Oct, 2024, 02:15: PM
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CBSE 12-science - Maths
Amit and Bilal bhai goods for rupees 1500 and 2000 respectively Amit Marks his goods up by y% while Bilal marks is good up by 2y% and offers a discount of y% if both make the same profit then find the value of y.
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Asked by jhajuhi19 | 05 Oct, 2024, 01:41: AM
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CBSE 12-science - Maths
Explain this
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Asked by jhajuhi19 | 04 Oct, 2024, 10:08: PM
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CBSE 12-science - Physics
two particles having charges q1 and q2 when kept at a certain distance exert force f on each other. if distance is reduced to half , force between them becomes
Asked by gy876934 | 28 Sep, 2024, 07:18: AM
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CBSE 12-science - Maths
Show that the equations 3x + 4y + 5z = A 4x + 5y + 6z = B 5x + 6y + 7z = C are consistent, if A, B, C are in Arithmetic progression only.
Asked by shrutishradha43 | 27 Sep, 2024, 07:13: PM
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