contestada

Consider the following distinct forces:______________________________.
1.A downward force of gravity.
2.A force exerted by the channel pointing from Q to O.
3.A force in the direction of motion.
4.A force pointing from O to Q.
Which of the above forces is (are) acting on the ball when it is within the frictionless channel at position 'Q'.
n Q?

Respuesta :

oodaramola

Answer:

2 and 4

Explanation:

Since it is at a position Q it is stationary ball, for a body to be at a point two opposite forces must act on it