Multiple Choice
An electromagnet includes:
A) a coil of wire
B) an iron core
C) a solenoid
D) all of the above
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q39: When a conductor is more twisted:<br>A)resistance decreases<br>B)resistance
Q40: Ohm's law can be written as<br>A)amps =
Q41: Which of the following materials is a
Q44: With mutual induction,to induce voltage in the
Q45: The timer located on the secondary circuit
Q50: Which of the following occurs first in
Q72: A material that will conduct electricity, but
Q112: Nonmagnetic material, when interacting with a magnet,
Q118: The synchronous timer is the most widely
Q146: Every magnet has a north, south, east,