AP Physics C Electricity & Magnetism - Forces

1

A $\small 3500kg$ truck traveling at $\smlal 25\frac{m}{s}$ suddenly brakes and skids to a halt. If the coefficient of kinetic friction between the tires and the road is $\small 0.4$ , how far does the truck skid before stopping?

2

A $\small 3500kg$ truck traveling at $\smlal 25\frac{m}{s}$ suddenly brakes and skids to a halt. If the coefficient of kinetic friction between the tires and the road is $\small 0.4$ , how far does the truck skid before stopping?

3

A $\small 3500kg$ truck traveling at $\smlal 25\frac{m}{s}$ suddenly brakes and skids to a halt. If the coefficient of kinetic friction between the tires and the road is $\small 0.4$ , how far does the truck skid before stopping?

4

A 1000kg rocket has an engine capable of producing a force of 30000N. By the third law of motion, when the rocket launches it experiences a reaction force that pushes it upwards of equal magnitude to the force produced by the engine. What is the acceleration of the rocket?

$g=10\frac{m}{s^2}$

Rocket2

5

A 1000kg rocket has an engine capable of producing a force of 30000N. By the third law of motion, when the rocket launches it experiences a reaction force that pushes it upwards of equal magnitude to the force produced by the engine. What is the acceleration of the rocket?

$g=10\frac{m}{s^2}$

Rocket2

6

A 1000kg rocket has an engine capable of producing a force of 30000N. By the third law of motion, when the rocket launches it experiences a reaction force that pushes it upwards of equal magnitude to the force produced by the engine. What is the acceleration of the rocket?

$g=10\frac{m}{s^2}$

Rocket2

7

An object of mass $\small m$ is dropped from a tower. The object's drag force is given by $\small F_{d}=-bv^{2}$ where $\small b$ is a positive constant. What will the objects terminal velocity be?

8

An object of mass $\small m$ is dropped from a tower. The object's drag force is given by $\small F_{d}=-bv^{2}$ where $\small b$ is a positive constant. What will the objects terminal velocity be?

9

An object of mass $\small m$ is dropped from a tower. The object's drag force is given by $\small F_{d}=-bv^{2}$ where $\small b$ is a positive constant. What will the objects terminal velocity be?

10

A space woman finds herself in an unkown planet with gravity $5\frac{m}{s^2}$ . If her weight on Earth is 500N, what is her weight on the unkown planet?

$g_{Earth}=10\frac{m}{s^2}$

Forces

Practice Questions