A mass of grams is suspended from the What is the magnitude of the gravitational force of the Earth on the moon? This rocket is to be launched from Neptune’s surface with the intention of going into orbit around the planet Neptune at an altitude of 10, km. The rubber stopper has a mass of A simple machine, which has an IMA of 6. Suppose that the ball escaped from the roulette wheel while in the position shown, what will be the direction of motion of the ball as it exits the wheel? What will be your linear speed as the room spins?

The driver applies the brakes so as to lock the wheels. What is the average speed of the ball as it falls to the ground? As a result the boat comes to a halt in 4. How far downrange will the projectile be 3. What is your displacement? A spring, which has a spring constant k, is hung from the ceiling as shown to the right. What is the velocity of the second car relative to your car?

Be sure to indicate the direction of each vector with an arrow head and label the resultant vector R! How much kinetic energy was lost in this inelastic collision? Special relativity wikipedialookup. What is the speed of the stopper?

What would the velocity of this rocket have to be in order for it to orbit Callisto at an altitude of 4, km? Complete the free body diagram showing all the forces acting on the crate.

What will be the angular displacement of this disc during the 8. What is the coefficient of sliding friction between the crate and the horizontal surface? What will be the proejctiles momentum of this wheel at the end of the 5.

What will be the range [the horizontal displacement] of this projectile? How much work will be done in pushing the crate to the top of the incline? Given that the heat sink that is economically available has a temperature of The cart is then allowed to roll to the bottom of the incline.

# AP Physics – Ms. Knestrick

How are the work done by the external force, the work done against friction and the answwrs done against gravity related? How long will it take for dimensionla ball to reach the highest point? Consider the lamp to the left which has a mass of 3. A ball is thrown upward with a speed of Write a one sentence conclusion regarding the ability of your equation to predict the displacement of this object. What will be the direction and magnitude of the torque exerted on the lamp by the weight of the lamp about the indicated center?

On the graph below sketch the velocity of this automobile as a function of time. How far dimensiona, will the projectile be 3. Suppose that you have a mass of What would be the total energy of this rocket while orbiting Callisto at an altitude of 4, km?

Each of the following questions refers to a rocket which has a mass of 64, kg. Answers to opposite side: A mass of 8.

## Physics homework #14 two dimensional projectiles

Ff – down incline, FN – perpendicular to incline, Fg – straight down 22b. A child, which has a mass of Two masses are sitting on a horizontal surface as shown to the right. A block of wood, which is Your car is heading North on Route 9 with a velocity of How far will this car move during this 3. You would like to push a piano, which has a weight of lbs, onto the bed of a truck which has a height of 3. What will be the total AMA of this compound [a machine made up of two or more simple machines!

How much upward force would be required to keep this system at translational equilibrium?