What is the most common insulating material used on conductors?

A. copper
B. silk
C. aluminum
D. plastic


Answer: D

Trades & Technology

You might also like to view...

The flow of heat energy from a hotter object to a cooler object is termed _____.

a. conduction b. equilibrium c. convection d. radiation

Trades & Technology

When growing a root crop in the field, how is the root’s growth monitored?

What will be an ideal response?

Trades & Technology

Which of the following is NOT necessary for communication to take place?

a. There must be at least two people. b. The people involved must be fairly close in terms of proximity and time. c. Someone must have information to be passed on. d. There must be an attempt to transmit the information. e. All of these are necessary.

Trades & Technology

An actuator is usually a device that:

A) converts a physical variable to an electrical variable. B) converts analog data to meaningful digital data. C) stores digital data and then processes that data according to a set of specified instructions. D) controls a physical variable.

Trades & Technology