How far up the incline will the box slide before it stops? A satellite is to orbit the Earth so that its period is 2. Assuming that the Earth is a uniform sphere [which it is not! What is the average speed of this cart? What will be the average speed of this car during these 6. The inclined plane is As a result the system accelerates down the incline at 1.

What is the initial momentum of this system in the x direction? Electromagnetism wikipedia , lookup. Through what angular displacement [in radians] did this wheel rotate? What is the velocity of the second car relative to your car? How long will it take to return to the starting point? A marble is rolling along a horizontal tabletop, which is Ff up, FN left, Fg down d.

What will be the resulting acceleration of this system? What is the slope of the line that best fits this set of points? Should you increase or decrease your orbital velocity in order to catch up with the satellite? Suppose that a cart is moving toward the right when it blocks the first sensor and then later the cart blocks the second sensor.

How long will it take for the bullet to strike the floor? Remember to set up c. This rocket would like to go into orbit around Saturn at an altitude of 8, km.

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What will be the gravitational force acting on a kg. What will be the momentum of the rifle-bullet combination before the bullet is fired?

Suppose that you have a mass of Likewise, all j vectors are in the same direction [parallel to the y axis], and can therefore be added together arithmetically. What will be the gravitational acceleration in the space shuttle when it is orbiting the Earth at an altitude of km.

Your car is heading North on Route 9 with a velocity of What will be the velocity of the mass just as it leaves the end of the spring? Newton’s laws of motion wikipedialookup. How much frictional force is available to bring the car to a halt?

How much work was done? Fg – down, FN – down b. What is the magnitude of the frictional force on this block as it slides to the right?

# Sinai Academy – Physics Hw #63

The mass is then released and is allowed to swing outward until at some point it stops. The diagram at the left shows the basic configuration of such a jack. What are the units of this tangent line? How long will it take for the marble to strike the floor? What will be the magnitude of the applied torque? What will be the direction and magnitude of the momentum of m1 before the collision?

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Fg – straight down b. The planet Mars orbits the sun at a distance of 2. With what velocity would this rocket have to be launched from the surface of Callisto in order to go into orbit around Callisto at an altitude of 4, km.?

# Conceptual Physics: Homework #63

A tickertape timer is to be used to measure the speed and acceleration of a block of wood dropped out of a second story window. What will be the gravitational potential energy stored in this system when the mass is at the lowest point? Answers to the opposite side: A spring scale is attached to a hook on the end of the block. The wind is blowing with a speed of What will be the final displacement of this boat when it reaches the opposite shore of the river?

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Where in the missing heat energy? The motorcycle goes up the incline without losing speed and flies off the end of the incline; a. What will be the tensions, T2 and T3, in the string?