I got some of the answers I think
7. False
6. True
5. False
1. D
3. D
Are these correct?
I need some help with a few multiple choice quadroons that I don't understand
1.EMF is best described as a(n)
a. electric force.
b. energy measure.
c. charge flow rate.
d. potential difference.
2. Which rule is used to find the direction of force produced by electromagnetic induction?
a. First right-hand rule
b. Second right-hand rule
c. Third right-hand rule
d. Fourth right-hand rule
3.What is the unit of measurement of electromotive force?
a. Newton (N)
b. Coulomb (C)
c. Joule (J)
d. Volt (V)
4.An 18-kV neon sign is connected to a transformer and plugged into a conventional outlet (U.S.). If the primary coil in the transformer has 300 turns, how many coils does the secondary coil have?
a. 2
b. 150
c. 450
d. 45,000
5.The electromotive force is a force that makes charges flow from a point of higher potential to lower potential.
True
False
6.An increase in the velocity of wire moving perpendicular through a magnetic field increases the induced EMF.
True
False
7.A changing magnetic field produces an electric field with open loop field lines.
True
False
Please any help would be amazing
2 answers
I also got for 2. D
1 answer