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A woman pushes a box (mass: 33 kilograms). The static friction between the box and the ground is 27 Newtons, while the kinetic friction is 9 Newtons. With what force must she push the box in order to get it moving?
101.4 N
a little more than 27 N
48.6 N
660 kg
100 kg
38.25 N
114.9 m/s2
38.75 N
A tennis ball, 0.654 kg, is accelerated at a rate of 155 m/s2 when hit by a professional tennis player. What force does the player's tennis racket exert on the ball?
101.4 N
a little more than 27 N
48.6 N
660 kg
100 kg
38.25 N
114.9 m/s2
38.75 N
A woman pushes a box (mass: 33 kilograms). The static friction between the box and the ground is 27 Newtons, while the kinetic friction is 9 Newtons. With what force must she push the box in order to get it to accelerate at 1.2 m/s2 to the north?
101.4 N
a little more than 27 N
48.6 N
660 kg
100 kg
38.25 N
114.9 m/s2
38.75 N
Zack is pushing a huge rock (mass=125kg) in his yard. Once it is moving it accelerates at .13 m/sec^2〖East.〗 Zack is able to apply 55 N of force, what is the frictional force between the rock and the ground?
101.4 N
a little more than 27 N
48.6 N
660 kg
100 kg
38.25 N
114.9 m/s2
38.75 N
A child pushes her toy with a force of 5 Newtons. The toy accelerates to .05 meters/sec^2. What is the mass of the toy?
101.4 N
a little more than 27 N
48.6 N
660 kg
100 kg
38.25 N
114.9 m/s2
38.75 N
3 women push a stalled car. Each woman pushes with a 44 N force. What is the mass of the car if the car accelerates at 0.2 m/s2?
101.4 N
a little more than 27 N
48.6 N
660 kg
100 kg
38.25 N
114.9 m/s2
38.75 N
A little boy pushes a wagon with his dog in it. The mass of the dog and wagon together is 45 kg. The wagon accelerates at 0.85 m/s2. What force is the boy pulling with?
101.4 N
a little more than 27 N
48.6 N
660 kg
100 kg
38.25 N
114.9 m/s2
38.75 N
A crate is dragged across an ice covered lake. The box accelerates at 0.87 m/s2 and is pulled by a 100 N force. What is the mass of the box?
101.4 N
a little more than 27 N
48.6 N
660 kg
100 kg
38.25 N
114.9 m/s2
38.75 N
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