A) electric potential per unit charge B) force per unit positive test charge C) charge per unit area D) work done per unit distance
A) J/C B) V C) N/C D) C/N
A) Coulomb's law B) Faraday's law C) Newton's law D) Ohm's law
A) remain stationary B) attract C) produce current D) repel
A) heat energy B) stationary charges only C) sound waves D) moving electric charges
A) Tesla B) Henry C) Ampere D) Weber
A) Fleming's Left-Hand Rule B) Right-Hand Grip Rule C) Fleming's Right-Hand Rule D) Lenz's Law
A) aluminium B) brass C) steel D) soft iron
A) reducing the number of turns B) reducing the current C) increasing the current D) removing the core
A) James Watt B) Isaac Newton C) Michael Faraday D) Albert Einstein
A) constant resistance B) a stationary magnet near a coil C) no current in a circuit D) relative motion between a magnet and a conductor
A) Fleming's Left-Hand Rule B) Ohm's law C) Newton's law D) Fleming's Right-Hand Rule
A) mechanical energy to electrical energy B) heat energy to electrical energy C) light energy to heat energy D) electrical energy to mechanical energy
A) sound energy to electrical energy B) electrical energy to mechanical energy C) heat energy to electrical energy D) mechanical energy to electrical energy
A) gases only B) liquids only C) solids only D) vacuum
A) Gamma rays B) X-rays C) Ultraviolet rays D) Radio waves
A) Microwaves B) Gamma rays C) Infrared rays D) X-rays
A) Radio waves B) Sound waves C) X-rays D) Microwaves
A) 3.0 x 10⁷ m/s B) 3.0 x 10⁶ m/s C) 3.0 x 10⁹ m/s D) 3.0 x 10⁸m/s
A) away from the charge B) towards the charge C) clockwise D) anticlockwise |