A block is sliding up a rough slope as shown. The angle between the force of kinetic friction acting on the block and the force of gravity acting on the block is:

Question

A block is sliding up a rough slope as shown. The angle between the force of kinetic friction acting on the block and the force of gravity acting on the block is: (A) less than 90 degrees (B) equal to 90 degrees (C) greater than 90 degrees (D) not enough information to answer

Tardigrade Admin · Accepted Answer

Correct answer is (a) less than 90 degrees

Q. A block is sliding up a rough slope as shown. The angle between the force of kinetic friction acting on the block and the force of gravity acting on the block is:

less than 90 degrees

equal to 90 degrees

greater than 90 degrees

not enough information to answer

Correct answer is (a) less than 90 degrees