MCQ Electricity and Magnetism

What is static electricity caused by?

• Movement of protons

• Movement of neutrons

• Movement of electrons

• Movement of atoms

What instrument is used to measure electric current?

• Voltmeter

• Ammeter

• Ohmmeter

• Wattmeter

Which of the following materials is not attracted to a magnet?

• Iron

• Nickel

• Copper

• Cobalt

The direction of conventional current is:

• From positive to negative

• From negative to positive

• From north to south

• From south to north

What is the unit of measurement for electrical resistance?

• Ampere

• Volt

• Ohm

• Watt

Which of the following is a good conductor?

• Wood

• Plastic

• Copper

• Glass

Potential difference is also known as:

• Current

• Resistance

• Voltage

• Power

Where are electromagnets not used?

• Electric motors

• Loudspeakers

• Magnetic Resonance Imaging (MRI)

• Wooden toys

The region around a magnet where it can attract or repel other magnets is known as:

• Magnetic force

• Magnetic field

• Magnetic flux

• Magnetic induction

Which material is likely to become positively charged when rubbed?

• Glass

• Rubber

• Copper

• Iron