In each hand you hold a 0.17-kg apple. What is the gravitationalforce exerted by each apple on the other when their separation iseach of the following?
(a) 0.40 m
_______ N
(b) 0.80 m
_______ N
A communications satellite with a mass of 500 kg is in acircular orbit about the Earth. The radius of the orbit is 46,000km as measured from the center of the Earth.
(a) Calculate the weight of the satellite on the surface of theEarth.
______ kN
(b) Calculate the gravitational force exerted on the satellite bythe Earth when it is in orbit.
______ kN
An 8.84-kg block slides with an initial speed of 1.54 m/s down aramp inclined at an angle of 26.4
