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Author Question: A miniature spring-loaded, radio-controlled gun is mounted on an air puck. The gun's bullet has a ... (Read 83 times)

RYAN BANYAN

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on: Jul 28, 2018
A miniature spring-loaded, radio-controlled gun is mounted on an air puck. The gun's bullet has a mass of 5.00 g, and the gun and puck have a combined mass of 130 g. With the system initially at rest, the radio controlled trigger releases the bullet causing the puck and empty gun to move with a speed of 0.500 m/s. What is the bullet's speed?
 a. 4.80 m/s
  c. 48.0 m/s
  b. 13.0 m/s
  d. 12.5 m/s

Question 2

A free electron is in an electric field. With respect to the field, it experiences a force acting:
 a. perpendicular.
  c. parallel.
  b. along a constant potential line.
  d. anti-parallel (opposite in direction).


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shewald78

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

B

Answer to Question 2

D


RYAN BANYAN

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

kthug

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Reply 3 on: Yesterday
Excellent

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