A. 1.6 x 10-19C
B. 3.2 x 10-19C
C. 9.1 x 109C
D. no definite value exist
Related Mcqs:
- The electric charge of 100 °C is 13cm apart from another charge 16.9°C electric force between them is_____________?
A. 9x107N
B. 900N
C. 9x105N
D. 9x106N - If a third equal and similar charge is placed between two equal and similar charges, then this third charge will_____________?
A. move out of the field of influence of the two charges
B. remain in stable equilibrium
C. not be in equilibrium
D. be in unstable equilibrium - The force per unit charge is know as__________________?
A. electric flux
B. electric intensity
C. electric potential
D. all of above are same - An electric charge at rest produces_______________?
A. only a magnetic field
B. only an electric field
C. neither electric field nor magnetic field
D. both electric and magnetic fields - Electric intensity at infinite distance from the point charge is_____________?
A. zero
B. infinite
C. positive
D. negative - A charge of 0.10C accelerated through a potential difference of 1000V acquires kinetic energy_______________?
A. 200J
B. 100J
C. 1000J
D. 100 eV - Electric flux due to a point charge +q is______________?
A. 1/4IIɛ q/r
B. q/ɛ0
C. 1/4IIɛ0. q/r2
D. 4IIɛ0 - A 5 μF capacitor has a potential difference across its plates of 200 volts. The charge on the capacitor is____________?
A. 2.5 x 10-8 C
B. 10-5 C
C. 103 C
D. 4 x 103 C - Potential difference is the work done in moving unit positive charge form one point to another________________?
A. in the direction of electric intensity
B. against electric intensity
C. in any direction
D. in the direction of electric flux - Two charges are placed at a certain distance. If the magnitude of each charge is doubled the force will become_____________?
A. 1/4th of its original value
B. 1/8th of its original value
C. 4 times of its original value
D. 8 times of its original value
