rvti level 2 module 4 quiz pt 1

Current-carrying conductors used in the ac system of an rv are required to be of the

• low voltage type

• solid copper type

• stranded copper type

• flexible copper type

In determining wire size by gauge, the larger the gauge number, the

• longer the wire length required

• more overcurrent provided

• larger the wire

• smaller the wire

When measured with an ohmmeter, an un-failed overcurrent protection devices will have

• zero resistance

• very high resistance

• 12vdc

• 120vac

Which of the following is acceptable

• using a 12ga conductor with a 15 amp circuit breaker

• using a 14 ga conductor with a 20 amp circuit breaker

• using a 12 ga conductor with a a 30 amp circuit breaker

• using a 16 ga conductor with a 15 amp circuit breaker

In the following schematic diagram,

• D and E are batteries

• A is closed

• F is a relay

• B and C are resistors

The distribution panel image below would require

• 50-amp shoreline

• 65-amp shoreline

• 30-amp shoreline

• 15-amp shoreline

The following symbol is

• closed contact

• open contact

• inductor (coil)

• fixed resistor

The following symbol is a

• single pole, single throw

• single pole, double throw

• double pole, double throw

• double pole, single throw

If resistance is added to a series circuit, the current flow

• increases

• remains the same

• decreases

• none of the above

An ohm is a measurement of

• power

• current

• resistance

• voltage