Electrical 7

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Which of the following is not a common reason for a dead battery?

Good quality battery and battery cables

Which of the following is advised not to keep close to computers, magnetic storage, media, and other sensitive electronic devices?

Shake flashlight

Which of the following is not an example of an energy source?

Shake flashlight

The definition of ON-ON SPDT is

Single Pole, Double Throw

In a centrifugal pump, the revolving of the impeller blades causes _______ at the entrance of the impeller.

a decrease in pressure

Symptoms of a dead battery when the key is turned on are:

all of these answers are correct

The 'ON' position of the switch refers to

closed circuit

Kilowatt-hour is the unit of __________.

energy

Which of the following lights generate the most amount of heat?

incandescent

Megawatt is the unit of __________.

power

A _________ is a form of a manual pump that was first identified in 2000 BC in ancient Mesopotamia.

shadoof

The push to make momentary is represented by the abbreviation

(ON)-OFF SPST momentary

The estimated life span of an incandescent light bulb is

1000 hours

The lamps that can replace reading lights during a power outage are called

Portable fluorescent lamps

Which of the following lights generate the least amount of heat?

LED

The purpose of a car battery is

to provide the temporary surge of amps needed to start the car

The engine coolant of the car is a combination of

water and antifreeze


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