## PHYSICS HOMEWORK #61 ANSWERS

What is the moment of inertia of a wheel shaped like a ring, which has a radius of 34 cm and a mass of 4. For each of the following graphs indicate the most likely relationship between the plotted variables. What will be the velocity of the elephant-putty combination? The force F is generally supplied by a screw which is turned by a lug wrench. What will be the direction and magnitude of the centripetal force acting on this car? Be sure to show the direction of each force as an arrow and label each force clearly! What is the spring constant of this spring?

How much does this minimum speed differ from the calculated speed in 6 above? How far from the end of the ramp will the motorcycle land on the ground? Get homework answers from experts in math, physics, programming, chemistry, economics, biology and more. What will be the velocity of this boat as measured by an observer standing along the shore of the river? A ball is thrown upward so that it just barely reaches the top of a telephone pole and then falls back to the ground.

What was the gravitational potential energy [relative to the lowest point reached by the swing as it swings back and forth] phsyics the child at the moment she is released?

How far from the base homeworo the castle wall will the Galleon be within the range of the cannon? Jupiter rotates once on its axis every 10 hours.

What is the average rate at which the speed of this car is changing during this time period? A answees is fired horizontally from a launching device attached to the edge of a tabletop which is What is the initial velocity of the marble as it leaves the launching device?

What velocity is required to maintain this orbit? Consider a bridge which is 38 meters long, weighs 34 tons and is supported at each end by a concrete pier.

# Physics, Homework, etc. – Burtson Physics

What is the magnitude of the gravitational force of the Earth on the moon? How much work will be done in pushing the crate to the top of the incline? A mass weighing N phydics suspended from the right end of the bar while a mass weighing N is homweork from the left end of the bar.

The driver applies the brakes so as to lock the wheels. What will be the average speed of this ball during this same 3. What will be the direction and magnitude of the centripetal force acting on this car?

# physics homework #61 answers –

Rigel [17 solar masses] How much work was done by the applied force? The adjacent building is What is the magnitude of the torque being applied to this disc? What is the magnitude of the applied torque? The rubber stopper is measured to complete 10 revolutions in 8. What will be the tensions, Tb and Ta, in the sections of the cable to the left and right of the tightrope walker? What is the required velocity for this space ship to remain in a stable orbit?

What will be the range hoomework horizontal displacement] of this projectile? What will be the linear velocity of a point on the outer edge of the wheel after 5.

## CHEAT SHEET

How much work is being done on the object by the applied force as it moves to the top of the incline? How long will it take for this baseball to reach the ground? What will be the gravitational potential energy of a 32, Kg rocket sitting on the surface of Mars? 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.?

What will be the gravitational energy of this system when the mass is You are standing on the top of a building meters tall.

How long will it take for this car to come to a halt? What will be the direction and magnitude phtsics the momentum of m1 before the collision? What is the magnitude of the centripetal acceleration of the stopper as it circles over your head? What will be the direction and magnitude of the torque exerted on the lamp by the weight of the lamp about the indicated center?

What will be the vertical velocity of the marble as it reaches the floor? Suppose that this boat is now aimed directly across the river.