A. magnitude of the current passing through the wire B. material of the core of the magnet C. material of…
A. steel is more magnetized than soft iron B. permanent magnets are usually made of steel C. soft iron is…
A. reduced self-demagnetization B. cancel the effect of the earth's magnetic field C. protect the magnet from stray electric field…
A. S and N B. N and N C. S and S D. N and S Correct Answer: Option B…
A. size B. internal resistance C. operating temperature D. duration of usage Correct Answer: Option A A. size
A. induction B. friction C. conduction D. convection Correct Answer: Option B B. friction
A. induction B. friction C. conduction D. convection Correct Answer: Option B B. friction
A. kilowatt-hour B. volt C. ampere D. coulomb Correct Answer: Option A A. kilowatt-hour
A. 70.0 B. 17.5 C. 7.0 D. 0.7 Correct Answer: Option A A. 70.0 Explanation Magnify power = fo/fe =…
A. piano and the organ B. guitar and the flute C. trumpet and the violin D. flute and the trumpet…