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A ball of mass 0.120 kilogram is dropped from rest from a height of 1.25 meter. It rebounds from the floor to reach a height of 0.600 meter. Find what impulse was given to the ball by the floor?
kg•m/s
A uniform meter stick has a 45.0 g mass placed at the 20 cm mark. If a pivot is placed at the 42.5 cm mark and the meter stick remains horizontal in static equilibrium, what is the mass of the meter stick?
A large capacitance of 1.20 mF is needed for a certain application. Calculate the volume of Teflon alone in the capacitor
A 60 kg man is riding on a 30 kg cart traveling at a speed of 2.7 m/s. He jumps off with zero horizontal speed relative to the ground. What is the resulting change in the cart's speed
A square current loop 4.90 cm on all side carries a 510mA current. The loop is in a 1.40 T uniform magnetic field. The axis of the loop, perpendicular to the plane of the loop, is 30 degrees away from the field direction.
A skateboarder, starting from rest, rolls down a 13.7-m ramp. When she arrives at the bottom of the ramp her speed is 6.28 m/s. (a) Determine the magnitude of her acceleration, assumed to be constant. (b) If the ramp is inclined at 33.3 ° with respec..
two blocks connected by a light cord over a pulley. This apparatus is known as an Atwood's machine. what is the speed of the lighter block
A uniform solid disk of mass 2.97 kg and radius 0.200 m rotates about a fixed axis perpendicular to its face. If the angular frequency of rotation is 5.97 rad/s, evaluate the angular momentum of the disk when the axis of rotation passes during its c..
A baton twirler is twirling her baton in a horizontal circle at a rate of 3.35 revolutions per second. Calculate the induced EMF between the center and one end of the baton
Imagine a figure that shows a system of two masses connected by a string. As m falls a distance h, M accelerates up the plane. What is the work done by friction on the system
in 2010 the mens record for the 26.22 miles boston marathon was 2 hours 5 minutes and 52 seconds. what was the average
A car is driving 22.7m/s flat ground drives off 42.3 m high cliff. How much time does it take to reach the ground.
An arteriole has a length of 1.25 mm and a radius of 21.9 (mili meter) The blood pressure drop along the arteriole is 1310 Pa. Calculate the flow rate through the arteriole
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