1. Two forces act on a 5.0 kg block resting on a frictionless surface as shown in the diagram.
a)Draw the free body diagram of the block.
b)Determine the magnitude of the normal force.
c)Determine the net horizontal force.
d)Determine the magnitude and direction of the horizontal acceleration.
2. A 10 kg box slides down a hill and has constant velocity. The angle of the hill is 10 with respect to the horizontal.
a) Draw the free body diagram of the box.
b)Determine the magnitude of the normal force exerted by the hill on the box.
c) What is the coefficient of kinetic friction between the surface of the hill and the box?
3. A satellite with mass 5850 kg is in ciucular orbit about the Earth at a distance of 6580 km from the center of the Earth.(The gravitational force G=6.674x10^-1 Nm^2/kg^2 and the mass of the Earth Me=5.974x10^24 kg)
a) Calculate the magnitude of the centripetal force on the satellite.
b) Determine the centripetal acceleration.
c) Calculate the velocity of the satellite.
d) Determine the period T of the satellite.