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Sindrei [870]
3 years ago
12

You must exert a force of 4.5N on a book to slide it across a table. If you do 3.7J of work in the process, how far have you mov

ed the book?
Physics
1 answer:
Whitepunk [10]3 years ago
3 0
Work=Force*Distance so distance must be .82 meters
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A proton is traveling -x direction through a uniform magnetic field which is in the +x direction. In which direction will the pr
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No force acts on it. It will not be pushed.

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6 0
3 years ago
22. The current in an inductor is 0.20 A, and the frequency is 750 Hz. If the inductance is 0.080
Varvara68 [4.7K]

Answer:

B. 75V

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Vr.m.s = Ir.m.s × XL

Where

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XL = 2πFL

In the question we were given values

Ir.m.s = 0.20A

F = 750Hz

L = Inductance = 0.080H

Vr.m.s = 0.20 × ( 2 × π× 750Hz × 0.080H)

Vr.m.s= 0.20 × 376.99111843

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