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Multiple Choice: A pendulum which is suspended from the ceiling of a railroad car is observed to hang at an angle of 10 degrees to the right of vertical. Which of the following answers could explain this phenomena? w) The railroad car is at rest. x) The railroad car is accelerating to the left. y) The railroad car is moving with constant velocity to the right. z) The railroad car is accelerating to the right.

Multiple Choice: A pendulum which is suspended from the ceiling of a railroad car is
observed to hang at an angle of 10 degrees to the right of vertical. Which of the following
answers could explain this phenomena?
w) The railroad car is at rest.
x) The railroad car is accelerating to the left.
y) The railroad car is moving with constant velocity to the right.
z) The railroad car is accelerating to the right.
Grade:upto college level

3 Answers

Chirag Bansal
37 Points
8 years ago

x) The railroad car is accelerating to the left.
this is due to the pseudo for that is acting on the pendulum. 

Vamsi Krishna
35 Points
8 years ago

The railroad car would be moving with constant velocity to the right.

Shiva Amruthya Ravishankar
16 Points
8 years ago

x)the railroad car is accelerating to the left

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