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Author Question: The units of impulse are equivalent to: a. those of energy. c. kgm/s. b. Ns. d. those of ... (Read 53 times)

olgavictoria

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on: Jul 28, 2018
The units of impulse are equivalent to:
 a. those of energy.
  c. kgm/s.
  b. Ns.
  d. those of force.

Question 2

The electric field in a cathode ray tube is supposed to accelerate electrons from 0 to 1.60  107 m/s in a distance of 4.00 cm. What electric field is required? (me = 9.11  10-31 kg and e = 1.60  10-19 C)
 a. 18,200 N/C
  c. 36,400 N/C
  b. 9110 N/C
  d. 72,800 N/C


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ghepp

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

C

Answer to Question 2

A


olgavictoria

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Reply 2 on: Jul 28, 2018
Wow, this really help

Liddy

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Reply 3 on: Yesterday
:D TYSM

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