How would the force being applied to the string by your hand be different if you were to spin the stopper at the same speed, but if you significantly increased the mass of the stopper? What is the required velocity for this space ship to remain in a stable orbit? What will be the recoil velocity of the rifle? What is the coefficient of restitution in this collision? On the graph above use a straight edge to draw in a straight line tangent to the above curve at 3.

How long after the balls are released will they hit? How long will it take for m1 to reach the floor? What is the angular velocity of the wheel? Complete the free body diagram showing all the forces acting on the crate. What will be the velocity of the roller coaster when it reaches point B?

A tightrope walker, who has a mass of How far from the train station do you catch up with the train? A ball, which has a mass of 2.

## CHEAT SHEET

What total energy is required in order for the rocket to go into orbit around Saturn at the given altitude? You would like to push a piano, which has a weight of lbs, onto the bed of a truck which has a height of 3.

After the collision the elephant sticks to the putty and both slide across the ice together. A railroad car, which has a hpmework of 18, kg. How much kinetic energy must be added to this orbiting rocket if it is to escape the gravitational effects of Neptune? What will be the reading on the #35 scale? The car is then allowed to roll to the bottom of the incline; a. The moon Io orbits the planet Jupiter at an altitude of 3.

# PHYSICS HOMEWORK #1 KINEMATICS DISPLACEMENT & VELOCITY

Specific impulse wikipedialookup. What is the coefficient of elasticity in this collision? Nm is applied to a homewor which physiics a moment of inertia of kg m 2. What will be the height of this projectile at the highest point of its trajectory? A car, which has a mass of kg is moving with a velocity of A car travels West at 35 mph for a time period of 2.

# Conceptual Physics: Homework #65

What is the magnitude of the force F required to push the crate to the top of the incline at a constant speed? What is the magnitude of the torque being applied to this disc?

What is the distance 10 times around this circular path? A simple machine, homewrk has an IMA of 6. What is the AMA of this machine? Suppose that this orbiting rocket is given an additional 3. You are on the top of a building Be sure to show the direction of each force as an arrow and label each force clearly!

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What is the initial total energy of this rocket hmework it approaches Saturn? How high above the ground will the motorcycle be at its highest point?

A ball, which has a mass of 3. What will be the speed of this boat relative to an observer standing along the banks of the river? Rigel [17 solar masses] c.

Through what angular displacement [in radians] did this wheel rotate?

What is the average acceleration of this car if this increase in speed occurs over a time period of 5. What velocity must this orbiting rocket attain in order for it to escape the gravitational effects of Neptune? What will be the vertical velocity of this baseball at the highest point of its trajectory?

How many revolutions will the skater make each second?