### PHYSICS HOMEWORK #31 SECOND LAW

What is the magnitude of the frictional force acting on this sled? Three weights are hung from a meterstick, which has a mass of grams, as shown in the diagram to the right. A board , which is How much energy will be stored in this spring? The coefficient of kinetic friction between the tires of a car, which has a mass of kg. What will be the momentum of the bullet immediately after the rifle has been fired?

What will be the direction and magnitude of the centripetal acceleration of this car? With what speed should the car proceed through the curve if there was no friction at all? What would the velocity of a 52, kg rocket have to be in order to orbit the planet Saturn at an altitude of 10, km? The hill has a height of What is the magnitude of the momentum of this ball? What should the velocity of this jet be in order for it to arrive at its destination on time? The inclined plane is

# Physics, Homework, etc. – Burtson Physics

What will be the altitude of this orbit? A boat heads directly across a stream, which has a current of 4.

What are the magnitude and direction of the centripetal force acting on this car when at the location shown? Draw the freebody diagram showing each of the forces acting on the car as it passes through the curve.

To join this workspace, request access. According to this information, what is the mass of the sun? Is this collision elastic?

How long will it take for mass m2 to reach the floor? What will be the minimum speed with which the car can negotiate the curve without losing control?

What is the magnitude of the centripetal force acting on this ball? Draw a freebody diagram showing each of the forces acting on this car.

## Physics Homework Fall 2013

Understand the differences between vectors and scalars Understand that the slope of a displacement vs. A motor cycle is moving with a velocity of A mass weighing N is suspended from the right end of the bar while a mass weighing N is suspended from the left end of the bar.

The mass is then released and is allowed to slide along the horizontal, frictionless surface. A ball, which has a mass of 0.

# Physics homework #31 second law – Dundee Social Enterprise Network

The first crate weighs pounds and is sitting 2. How much energy was wasted by the frictional force in pushing the crate to the top of the incline? Explain why only some forces have a potential energy. How long will it take for the boat to reach a point Work physics wikipedialookup.

How much torque is being applied? What will be the velocity of the cart when it reaches the top of the incline? A ball, which has a mass of 1. Make a graph of your data showing the average distance traveled by the marble vs. What is the magnitude of the centripetal acceleration of the stopper as it circles over your head?

Which of the following stars is likely to become a: What is the average speed of the ball as it falls to the ground? A car is moving down a highway with an initial velocity of What will be the angle a between the string and the vertical line as shown in the diagram to the right when the mass reaches the highest point?

How much energy was lost or gained in this collision?

Understand graphs of displacement, velocity, and acceleration Standard s: What is the coefficient of sliding friction between the sled and the icy horizontal surface?

What will be the magnitude and point of application of the single secknd force that can lift this meterstick? Seismometer wikipedialookup.