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Author Question: The magnetic force on a charged particle moving at a constant speed in a uniform magnetic field will ... (Read 96 times)

armygirl

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on: Jul 28, 2018
The magnetic force on a charged particle moving at a constant speed in a uniform magnetic field will be halved when the angle between the velocity of the particle and the direction of the magnetic field changes from 25.0 to
 a. 50.0.
  c. 57.7.
  b. 12.5.
  d. 12.2.

Question 2

How much air must be pushed downward at 60.0 m/s to keep an 800-kg helicopter aloft?
 a. 131 kg/s
  c. 294 kg/s
  b. 196 kg/s
  d. 392 kg/s


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Dominic

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Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

A


armygirl

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

xiazhe

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Reply 3 on: Yesterday
Gracias!

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