(A) Electrical equilibrium
(B) Unstable equilibrium
(C) Mechanical equilibrium
(D) Thermal equilibrium
Tag: Physics Mcq Questions and Answers
Work done on charged particle moving in uniform magnetic field is?
(A) Zero
(B) Negative
(C) Minimum
(D) Maximum
Unit of permeability of free space is?
(A) WbA-1m-1
(B) WbAm-1
(C) WbmA-1
(D) Wbm-2
A positively charged particle of certain mass may be held suspended in electric field of suitable strength if the field is directed?
(A) Upward
(B) Downward
(C) Inward
(D) Outward
Force on a moving charge in a uniform magnetic field will be maximum when the angle between V and B is?
(A) 0 Degree
(B) 30 Degree
(C) 60 Degree
(D) 90 Degree
If a charge is free to move in an electric field then acceleration will be?
(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