Answer to Question #45041 in Mechanics | Relativity for an

Question

An object with a mass of 4 kg is kept motionless on an inclined plane by a force parallel to the plane. The angle of the incline is 30°; the object is at a vertical height of 10 m above the bottom; friction is negligible. What is the value of the force in Newtons?
A) 4.0
B) 4.9
C) 9.8
D) 19.6
E) 39.2