What is the height of the telephone pole? What physical quantity does the slope of this line represent? In what direction should the boat be aimed in order for the boat to head directly across the river? What is the orbital velocity of Io about Jupiter? What is the maximum speed you would calculate for this block, based on these error limits? How much impulse was delivered to the car? How long will it take for the marble to reach the floor?

What will be the kinetic energy of the cart when it reaches the bottom of the incline? You measure that the rubber stopper moves 10 times around your head every 9. What will be the momentum of the bullet immediately after the rifle has been fired? What will be the coefficient of elasticity in this collision? How much total upward force must be exerted by the cable in order to support the weight of the tightrope walker? You are driving down the highway at a speed of How much impulse was delivered to the car?

How long will it take for this car to come to a halt? The mass is then released and is allowed to swing outward until at some point it stops. What will be the angular displacement of this disc during the 8.

On the diagram to the left label all of the forces acting on the rider. The other end of the string is attached to the ceiling. What is the minimum coefficient of friction between the rider and the wall?

A car, which has a mass of kg. The Milky Way Galaxy rotates once each , years. What will be the gravitational force acting on a 32, kg rocket ship orbiting Mars at an altitude of km?

# Conceptual Physics: Homework #65

How much force must be applied to this crate in order to slide the crate across the surface at a constant speed? What will be the velocity of these two masses after the collision? What will be the resulting velocity of this airplane as measured from the ground? How tall is the building?

What is the IMA of this machine? Organize and show your work carefully and completely! You can add this document to your saved list Sign in Available only to authorized homrwork.

## CHEAT SHEET

What will be the total energy of this system at the highest point? What would be the total energy of this rocket while sitting at rest on the surface of Callisto? What will be the final velocity of the second car immediately after the collision?

With what minimum velocity should this rocket be launched from the surface of Venus in order to escape the gravitational effects of Venus?

# Angular Kinematics1

A torque of Assuming negligible friction and that the maximum force that you are capable of exerting is lbs. TWO data tables, one d. What is the height of the building? What will be the height of the ball above the ground when it reaches home plate?

A mass of grams is suspended from the What will be the total kinetic energy of this system before the collision? The weight of the engine is lbs. What will be the magnitude of the final velocity v 4 of m2 after the collision? What is the gravitational potential energy of the roller coaster while at the top of the hill?

## Index of /~rgauthier/Physics 62 Spring 2018/Physics 21 Homework Solutions

You measure that the rubber stopper moves 10 times around your head every 9. What will be the speed of the ball as it reaches the ground? However, the wind is blowing due South with a velocity of A system of pulleys is used to lift the engine [LOAD] out of the engine compartment of a car.

As a result of this, the output force lifts a load of 11 kg to a height of 9.