Author Question: An object is dropped from rest on the planet Jupiter. At the end of 1 second, it has fallen 8 m and ... (Read 142 times)

APUS57 · **on:** Jul 29, 2018

An object is dropped from rest on the planet Jupiter. At the end of 1 second, it has fallen 8 m and is moving at 16 m/s. At the end of two seconds the object's speed will be

A) 64 m/s.
B) 48 m/s.
C) 16 m/s.
D) 32 m/s.
E) None of the above.

Question 2

A box of mass 72 kg is at rest on a horizontal frictionless surface. A constant horizontal force of magnitude F then acts on the box, accelerating it to the right. You observe that it takes the box 3.4 seconds to travel 13 meters.

What is the magnitude of the force F?