Multiple Choice
A model airplane is being flown at the end of a cord 20 feet long. If the speed of the airplane remains constant, but the cord is shortened to 15 feet, what will be the effect on the radial acceleration of the airplane?
A) it will increase
B) it will decrease
C) it will remain the same
D) one must know the weight of the airplane in order to answer the question
Correct Answer:
Verified
Correct Answer:
Verified
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