A student proposes a method to determine the frictional force acting on an accelerating mass by setting up the following equipment and performing a Newton's second law experiment.
The experimental data the student will need to make the needed calculations for the analysis of the friction force are best obtained from
(A) the mass of the two objects, the time of fall, and the distance the hanging body falls.
(B) the mass of the two objects and the distance along the tabletop
(C) the mass of the body hanging from the pulley, the time of fall, and the distance this body falls.
(D) the mass of the body on the table, the time of fall, and the distance the hanging body falls.
A) the mass of the two objects, the time of fall, and the distance the hanging body falls.
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