Conceptual 6-2 (C)
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Last updated over 2 years ago
8 questions
Note from the author:
You MUST include units on every single answer! Otherwise, your answer will be counted as incorrect.
You MUST include units on every single answer! Otherwise, your answer will be counted as incorrect.
A bobsled team pushes on their (initially stationary) 200 kg sled for 6 seconds to get it up to a speed of 4 m/s
Required
1
What is the KE of the sled after the push?
What is the KE of the sled after the push?
Required
1
How much work do they do while pushing?
How much work do they do while pushing?
Required
1
How much power do they exert?
How much power do they exert?
A giant barbell is on the ground, then a weightlifter uses 400 Newtons of force to raise the barbell 2 meters, which takes 0.5 seconds.
Required
1
How much work was done?
How much work was done?
Required
1
What is the final GPE?
What is the final GPE?
Required
1
What was the power required for this maneuver?
What was the power required for this maneuver?
A hockey player uses 300 Watts of power to hit a 2 kg puck over the course of 1.5 seconds to get it moving.
Required
2
How much work was done on the puck?
How much work was done on the puck?
Required
2
What is the puck's final KE?
What is the puck's final KE?