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CBSE Physics Class 12th Board Question Paper 2023 | Set -2

March 6, 2023March 4, 2024 by Deepesh

Deepesh

Section - A (1 Marks) 1. ⭐A charge Q is placed at the centre of a cube. The electric flux through one of its face is (A) Q/ε₀(B) Q/6ε₀(C) Q/8ε₀(D) Q/3ε₀2. Two long parallel wires kept 2 m apart carry 3A current each, in the same direction. The force per…

Waves

January 24, 2019January 29, 2019 by Deepesh

Deepesh

Doppler Effect According to Doppler effect, whenever there is a relative motion between a source of sound and listener, the apparent frequency of sound heard by the listener is different from the actual frequency of the sound emitted by the source. The apparent change in the frequency of sound when…

Thermal Peroperties | Test

January 16, 2019January 16, 2019 by Deepesh

Deepesh

MM : 12 | Time : 1/2 Hour Q.1 Define coefficient of linear expansion. Also, give its SI unit. (2)Q.2 When 0.45 Kg of ice at 0 ° C mixed with 0.9 kg of water at 55 ° C in a container, the resulting temperature is 10 ° C. Calculate…

HydroDynamics

December 23, 2018December 31, 2018 by Deepesh

Deepesh

Viscosity It is the property of the fluid due to which an opposing force comes into action whenever there is a relative motion between its different layers. The backward dragging force is called viscous drag or viscous force which acts tangentially on the layers of the fluid in motion and…

Protected: 50 Questions Before Board Exams Class 12th

December 21, 2018January 22, 2019 by Deepesh

Deepesh

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System of Particles and Rotational Motion

December 3, 2018December 16, 2018 by Deepesh

Deepesh

SET - A Q. 1 A circular ring and a circular disc of the same radius have the same moment of inertia about an axis passing through their centres and perpendicular to their planes. What is the ratio of their masses? Q. 2 A planet revolves the sun under the effect…

Protected: Wave Optics Board Questions

November 6, 2018November 29, 2018 by Deepesh

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Protected: Wave Optics Questions

November 2, 2018November 29, 2018 by Deepesh

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Protected: BMS – Physics Class12th Question Paper Discussion – Sept 2018

October 1, 2018November 29, 2018 by Deepesh

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Protected: RISMV-HE-2018

September 24, 2018November 29, 2018 by Deepesh

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