An object moves in a circle at constant speed.The work done by the centripetal force is zero because:
A) the displacement for each revolution is zero
B) the average force for each revolution is zero
C) there is no friction
D) the magnitude of the acceleration is zero
E) the centripetal force is perpendicular to the velocity
Correct Answer:
Verified
Q1: Camping equipment weighing 6000 N is pulled
Q2: A 0.50-kg object moves in a horizontal
Q3: The weight of an object on the
Q5: An object of mass 1 kg is
Q6: A crate is initially at rest on
Q7: Two trailers, X with mass 500 kg
Q8: Camping equipment weighing 6000 N is pulled
Q9: A man pulls a sled along
Q10: Which of the following is NOT a
Q11: Which of the following bodies has the
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents