CHSE Physics Syllabus Class 12. We covered all the CHSE Physics Syllabus Class 12 in this post for free so that you can practice well for the exam.
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CHSE Physics Syllabus Class 12 Mock Test for Students
At the center of a square ABCD, there is a charge of 5 µC. The side of the square is 2 cm. The work done in moving a charge of 1C from corner A to B is :
(A) Zero
(B) 10J
(C) 500 µJ
(D) 200 mJ
Option a – Zero
Four charges each of 2µC are brought from infinity to the four corners of a square of each side 1m. The potential energy of the system of charges :
(A) 0.1949 J
(B) 19.46 J
(C) 1.949 J
(D) 1949 J
Option a – 0.1949 J
In bringing an electron towards another electron, electrostatic P.E. of the system :
(A) increases
(B) remains the same
(C) decreases
(D) becomes zero
Option a – increases
A system of two charges has positive potential energy. This signifies that :
(A) both charges are positive
(B) both charges are negative
(C) both charges are positive or both are negative
(D) one charge is positive and the other is negative
Option c – both charges are positive or both are negative
A particle of mass 2 gm and a charge 1uC is held at rest on a frictionless horizontal surface at a distance of 1m from a fixed charge of 1mc. If the particle is released, it will be repelled. The speed of the particle, when it is at a distance of 10m from the fixed charge, is
(A) 90 m/s
(B) 9 m/s.
(C) 8100 m/s
(D) 81 m/s
Option a – 90 m/s
Charges +q, -4q, and +2q are arranged at the corners of an equilateral triangle of side 0.15 m. If q = 1 µC, their potential energy is :
(A) 0.3 J
(B) 0.4 J
(C) 0.5 J
(D) 0.6 J
Option d – 0.6 J
Two protons are at a distance of 0.5 Aº. The potential energy of the system in eV is :
(A) 28.8 eV
(B) 7.7 eV
(C) 13.6 eV
(D) Zero
Option a – 28.8 eV
A particle carrying five electrons starts from rest and is accelerated through a potential difference of 8900 V. The kinetic energy acquired by it is :
(A) 45 MeV
(B) 445 MeV
(C) 0.445 MeV
(D) 0.0445 MeV
Option d – 0.0445 MeV
We covered all the chse physics syllabus class 12 above in this post for free so that you can practice well for the exam.
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Also, check out:
- Prabodh Physics Class 12
- Important Question Physics Class 12 UP Board
- Class 12 Physics Book UP Board
