Electrical 2 MIDTERM 24

Front

The power source pushes a flow of electrons (current flow), measured in amps, when the switch is in the closed position, completing the path.

Back

True

Front

Who is correct: Technician A says an atom with more electrons than protons has an overall positive charge. Technician B says not all atoms can give up or accept electrons easily?

Back

Technician B

Front

'Energy' has the potential to:

Back

do work.

Front

_____ are the amount of _____ moved.

Back

Amps; electrons

Front

Total circuit resistance is equal to the _____ of the individual resistances.

Back

Sum

Front

Who is correct regarding the behavior of current in a parallel circuit: Technician A says when the resistances are not equal, the current divides according to each resistance, but the total current is the sum of the currents in each branch. Technician B says all components are connected to the same voltage supply?

Back

Both Technicians A and B

Front

In a simple solenoid, insulated wire is wound _____ around a _____ cylindrical form.

Back

Many times; hollow

Front

The primary coil typically has _____ turns of light-gauge wire and the secondary has approximately 20,000 to 30,000 turns of very fine wire.

Back

200 to 300

Front

Two technicians are discussing multiplexing and automotive networks. Technician A states that one such multiple system is a CANbus. Technician B states that networking is common on vehicles today reduce system cost, save weight, and improve reliability. Which technician is correct?

Back

Both Techs A and B

Front

A good pair of wire strippers removes the insulation without damaging the wire strands.

Back

True