A “free” electron and a “free” proton are placed in an identical electric field. Is the following statement true or false?
Each particle is acted upon by the same electric force and has the same acceleration.
1.False
2.True
1
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What will eventually happen to a star after its formation is most affected by its initial
a. speed through space. b. oxygen content. c. uranium content. d. anti-matter content. e. mass.
A 0.10-?F capacitor is connected to a 120-V rms 60-Hz source. (a) What is its capacitive reactance? (b) What is the rms current to the capacitor? (c) If both the capacitance and the frequency were doubled, what would be the rms current?
What will be an ideal response?
A series RLC ac circuit has a capacitive reactance of 55
and inductive reactance of 25
and a resistance of 40
What is the impedance of this circuit?
A. 12
B. 95
C. 70
D. 10
E. 50
An electric motor is very similar to
A) an electric generator. B) an automobile battery. C) a radio receiver. D) none of the above