A generator produces 60 A of current at 120 V. The voltage is usually stepped up to 4500 V by a transformer and transmitted through a power line of total resistance 1.0 ?. Find the percentage power lost in the transmission line
A)
0.012%
B)
0.024%
C)
0.036%
D)
0.048%
E)
0.050%
C
Physics & Space Science
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Fill in the blank(s) with correct word
Physics & Space Science
In a mass spectrometer, an ion will have a smaller radius for its circular path if
a. its speed is greater. b. its mass is greater. c. its charge is greater. d. the magnetic field is weaker.
Physics & Space Science
Tripling the frequency of a photon would ______________ its energy
Fill in the blank(s) with correct word
Physics & Space Science