A boat heads directly across a stream, which has a current of 4. What will be the magnitude of the gravitational force component opposing the motion of the sled up the incline? What will be the average speed of this car during these 6. What will be the tension T in the string? What will be the gravitational energy of this mass when it reaches the highest point? What will be the electric field strength 3.

What will be the resulting acceleration of this system? You are spinning a rubber stopper over your head as shown in the diagram at the right. What will be the magnitude of the centripetal force necessary to keep your body moving around the center of this merry-go-round at the calculated speed? What would be the total energy of this rocket while sitting at rest on the surface of Callisto? What will be the velocity of this boat as measured by an observer standing along the shore?

What is the magnitude of the torque being applied to the wheel? What will be the velocity of each ball just as they collide?

# Physics homework # answers

What will be the speed of the ball as it reaches the ground? You walk exactly steps North, turn around, and then walk exactly steps South. According to Martha, dogs gave humans lots of stuff: What would be the total energy of this rocket while sitting at rest on the puysics of Callisto?

What will be the direction of motion b of m2 after the collision? Consider two horizontally oriented, parallel planes as shown below.

A 12 kg mass is sitting at the bottom of an inclined plane which meets the ground at an angle of How long will it take for this shotput to strike the ground? What total energy is required in order for the rocket to go into orbit around Saturn at the given altitude?

What is the average acceleration of this car if this increase in speed occurs over a time period of 5. What will be jomework tension in the string as m 1 accelerates to the floor?

## Physics homework #132

What is the mass m1 required to produce equilibrium about the What is the magnitude of the force F required to push the sled up the incline at a constant speed? What is the velocity of the second car relative to the first car? What will be ##132 displacement of the projectile The rubber stopper has a mass of How long will it take for this hhomework to reach the opposite shore?

What will be the rate of acceleration of your car? How are the work done by the external force, the work done against friction and the work done against gravity related? This crate is then pushed up the incline at a constant force.

What is the direction of the centripetal acceleration of the stopper as it circles above your head?

# PHYSICS HOMEWORK #1 KINEMATICS DISPLACEMENT & VELOCITY

How much weight will each ladder have to support? Suppose that somehow the planet Neptune were to change into a black hole [not likely since Neptune is much too small!

What will be the horizontal velocity of this projectile 3. How far from the base of the building will the baseball strike the ground? The merry-go-round takes 9.

On the graph to the right sketch the electric field strength as a function of distance from the center of the spherical shell. What will be the magnitude of the force F required to accelerate this system at the given acceleration?

## Physics homework #131 answers

How high above the ground will the motorcycle be at pyysics highest point? What is the magnitude of the normal force acting on the sled?

How much force will be required to push this mass to the top of the incline at a constant speed? Develop an expression for the charge contained within any Gaussian surface for which the radius of the Gaussian surface r is less than the radius of the solid sphere. What will be the maximum speed with which the car can negotiate the curve without losing control?