# Physics

posted by .

An upward force of 35 N is applied via a string to lift a ball with a mass of 2.1 kg.
(a) What is the net force acting upon the ball?
magnitude 1 N
direction 2 ---Select--- upward downward

(b) What is the acceleration of the ball?
magnitude 3 m/s2
direction 4 ---Select--- upward downward

• Physics -

(b) What is the acceleration of the ball if an upward force of 64 N is applied?

## Similar Questions

1. ### Physics

A .5kg ball hangs on a string attached to the ceiling. If the string is cut what forces act on the ball as it falls?
2. ### Physics

When you lift a ball with a force of 82N, the ball accelerates upward with an acceleration of a. If you lift with a force of 92N, the balls acceleration is 2a. Find the weight of the ball, and the acceleration a. I tried solving this …
3. ### Physics

A 0.400-kg ball is dropped from rest at a point 1.80 m above the floor. The ball rebounds straight upward to a height of 0.730 m. What are the magnitude and direction of the impulse of the net force applied to the ball during the collision …
4. ### HS Physics

Please help...I know the direction is up, but I can't figure out the magnitude, except that its label is kg ยท m/s, I think. A 0.400-kg ball is dropped from rest at a point 1.80 m above the floor. The ball rebounds straight upward …
5. ### Physics

A 0.350-kg ball is dropped from rest at a point 1.10 m above the floor. The ball rebounds straight upward to a height of 0.420 m. Taking the negative direction to be downward, what is the impulse of the net force applied to the ball …
6. ### Physics

An upward force of 35 N is applied via a string to lift a ball with a mass of 2.1 kg. (a) What is the net force acting upon the ball?
7. ### Science

1. A balloonist drops an apple weighing 1.5 N over the side of the balloon's gondola. As it falls and increases speed, the drag force from the air upward on it increases. When the upward force is 0.7 N, what is the direction and magnitude …
8. ### Can you check my answer - Physics

A balloonist drops an apple weighing 1.5 N over the side of the balloon's gondola. As it falls and increases speed, the drag force from the air upward on it increases. When the upward force is 0.7 N, what is the direction and magnitude …
9. ### physics

A 0.580-kg ball is dropped from rest at a point 1.60 m above the floor. The ball rebounds straight upward to a height of 0.650 m. What are the magnitude and direction of the impulse of the net force applied to the ball during the collision …
10. ### physics

A 0.540-kg ball is dropped from rest at a point 2.30 m above the floor. The ball rebounds straight upward to a height of 1.10 m. Taking the negative direction to be downward, what is the impulse of the net force applied to the ball …

More Similar Questions