ELECTRONICS CHAPTER 1 3

A parallel circuit is also used as a divider for:

• conductance

• voltage

• power

• current

A battery's capacity to deliver power is measured in

• kWh

• Ah

• Wh

• Vh

What happens to a permanent magnet in the core of a coil carrying a heavy alternating current?

• Increase magnetism

• Demagnetize

• It will melt

• Decrease permanently

After which time constant can a capacitor be considered to be fully charged?

• first

• third

• fifth

• seventh

Electric flux is a/an ____ quantity

• scalar

• vector

• absolute

• relative

The rate at which work is performed is called

• current

• energy

• power

• voltage

The electric or magnetic effect of one body on another without any physical contact between them is called?

• Its permeability

• Induction

• The hall effect

• Hysteresis

A backward-working electric motor, in which mechanical rotation is converted to electricity, is best described as

• an inefficient, energy-wasting device.

• a motor with the voltage connected the wrong way.

• an electric generator.

• a magnetic field.

The discrete amount of energy required to move an electron from a lower shell to a higher shell?

• Quanta

• Quantum

• Positive energy

• Negative energy

What procedure should be followed when troubleshooting with an ammeter or voltmeter?

• Short the leads and adjust.

• Check the meter's external power supply.

• Start with the highest scale and adjust down to a lower scale.

• Start with the lowest scale and adjust up to a higher scale.