Electricity and Magnetism MCQ question and answer with solution | Physics Gk MCQs

A. 1.08 C

B. 10.8 C

C. 108 C

D. 1.8 C

A. In metal conductors, only the energy levels move

B. In metal conductors, only electrons move. (Positive charges are fixed in the conductor)

C. In metal conductors, only the speed of the nucleus is there

D. In metal conductors, only protons move

A. 0.1 unit

B. 0.7 unit

C. 7 units

D. 1 unit

A. They can emanate from a point

B. They do not cross each other

C. Field lines between two poles cannot be precisely straight lines at the ends

D. There are no field lines within a bar magnet

A. Kepler's rule

B. Lambert's law

C. Joule's law

D. Lenz's law

A. good conductors of electricity

B. cheap and wires are long

C. easily available

D. conveniently covered by insulators

A. can never intersect

B. do not start in mid space

C. are perpendicular to the surface of a charged conductor

D. All of the above

A. Microwave

B. Electric heater

C. Electric fan

D. Electric bell

A. 20

B. 15

C. 11

D. 10

A. Germanium

B. Silicon

C. Carbon

D. Silver