(A) m/qE
(B) q/Em
(C) qEm
(D) qE/m
Magnetic force on a moving charged particle is perpendicular to the?
(A) Velocity of the particle
(B) Electric field
(C) Magnetic field
(D) Both A & C
When a charge is projected perpendicular to a uniform magnetic field its path?
(A) Circular
(B) Ellips
(C) Helix
(D) Spiral
Charges moving perpendicular to magnetic field experience force?
(A) Zero
(B) Infinite
(C) Minimum
(D) Maximum
The magnetic inside a current carrying long solenoid is?
(A) Weak
(B) Uniform and strong
(C) Zero
(D) Non-uniform
In current carrying long solenoid the magnetic field produced does not depend upon?
(A) Number of turns per unit lenght
(B) Radius of solenoid
(C) Current flowing through solenoid
(D) All of the above
1 Ohm × 1 Farad is equal to?
(A) 1 Joule
(B) 1 Coulomb
(C) 1 Second
(D) 1 Ampere
Due to polarization electric field E in a capacitor?
(A) Decreases
(B) Increases
(C) First increases then decreases
(D) Remains the same