Which of the following statements about forces is true? A force applied to the center of mass of an object may cause it to rotate When a hammer knocks a nail into wood, the force on the nail must be greater than the force on the hammerhead A B C D A helicopter hovers when the net force on the blades equals the weight of the aircraft The forces acting on two weights must be equal if they are both falling with the same acceleration

College Physics
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ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
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Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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1.
Which of the following statements about forces is true?
A force applied to the center of mass of an object may cause it to rotate
When a hammer knocks a nail into wood, the force on the nail must be
greater than the force on the hammerhead
A
B
C
D
A helicopter hovers when the net force on the blades equals the weight of
the aircraft
The forces acting on two weights must be equal if they are both falling with
the same acceleration
Transcribed Image Text:1. Which of the following statements about forces is true? A force applied to the center of mass of an object may cause it to rotate When a hammer knocks a nail into wood, the force on the nail must be greater than the force on the hammerhead A B C D A helicopter hovers when the net force on the blades equals the weight of the aircraft The forces acting on two weights must be equal if they are both falling with the same acceleration
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