What device converts mechanical energy into electrical energy?
A) solenoid
B) motor
C) generator
D) spectrometer
E) transformer
C
You might also like to view...
If two adjacent frequencies of an organ pipe closed at one end are 500 Hz and 700 Hz, what is the length of the organ pipe? (vsound = 340 m/s)
a. 0.85 m c. 1.50 m b. 1.25 m d. 1.70 m
Consider a primed frame that moves in the +x direction with respect to the unprimed frame. Choose from the answers above and to the right to indicate the direction of the electric field in the primed frame.
A. A B. B C. C D. D E. Toward the viewer F. Away from the viewer T. There is no field of this type
Which one of the diagrams below is not a possible electric field configuration for a region of space which does not contain any charges?
A.
B.
C.
D.
E.
A simple ac circuit consists of an inductor connected across the terminals of an ac power source. If the frequency of the ac source is decreased by a factor of four, what happens to the reactance of the inductor?
A) It increases by a factor of eight. B) It decreases by a factor of four. C) It increases by a factor of four. D) It increases by a factor of two. E) It decreases by a factor of eight.