### PHYSICS HOMEWORK #53

What will be the magnitude of the force F required to accelerate this system at the given acceleration? What is the magnitude of the applied torque? How long will it take for this ball to reach the highest point? A block of wood, which is The first quantitative step in adding these two vectors together is to break each vector into components that are either parallel or perpendicular to the x and y axes. The diagram below shows a meter stick resting on two ring stands.

On the graph above use a straight edge to draw in a straight line tangent to the above curve at 3. What is the IMA of this inclined plane? What will be the magnitude of the force F required to pull m 2 to the right at a constant speed? What will be the kinetic energy of the cart as it reaches the bottom of the incline? Classical mechanics wikipedia , lookup. The diagram below shows a meter stick resting on two ring stands.

What will be the gravitational force between a Organize and show your work carefully and completely!

How long after these two balls are released will they collide? Which ball will be moving faster when each hkmework the ground? As a result the spring is compressed a distance of What is the total energy content of this rocket while sitting at rest on the surface of Venus?

A car, whose mass is kg is moving with a speed of How much work would be needed to lift this ball back up to the top of the building at a constant speed? You then spin the rubber stopper about your head in a horizontal circle as shown to the right.

# PHYSICS HOMEWORK #1 KINEMATICS DISPLACEMENT & VELOCITY

What will be the minimum velocity of phyics coaster when it reaches the top of the loop ohysics the coaster is to make it safely through the loop? The sliding elephant then collides with a massive How high will this projectile be at the highest point of its trajectory?

Given that the heat sink that is economically available has a temperature of What will be the total energy of the mass when it reaches the highest point?

What is the magnitude of the frictional force acting on this lamp as it slides across the floor? As a result the boat comes to a halt in 4. A simple machine, which has an AMA of 2.

How would the force being applied to the string by your hand be different if you were to spin the stopper in a physicz radius circle? What is the thermal efficiency of this power plant?

What is the magnitude of the single upward force that could support the weight of this bridge? How much work will be done by the applied force in pushing the mass to the top of the incline? How would the force being applied to the string by your hand be different if you were to spin the stopper faster?

# Conceptual Physics: Homework #65

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 velocity of the mass just as it leaves the end of the spring?

How much work will be done in pushing the crate to the top of the incline? A metal bar, which is 4. What will be the direction and magnitude of the centripetal homewoek of this car?

What will be the height of this projectile at the highest point of its trajectory? What will be the speed of this car 3.

## CHEAT SHEET

What is the IMA of this machine? An infrared sensor system is set up so that two sensors start timing when the infrared beam of the first sensor is blocked and then the timer stops when the beam of the second sensor is blocked. What is the speed of the rubber stopper? What is the tension in the string connecting the two masses together? The mass M is being lifted upward at a constant speed.

What will be the magnitude of the force F needed to pull mass m 2 to the right at a constant speed?

How much work was done?