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A wooden plank rests on 2 soup cans laid on their sides. Each can has a diameter of 6.5 centimeter, and the plank is 3.0 meter long. Initially, one can is located 1.0 meter inward from either end of the plank. The plank is now pulled 1.0 meter to the right, and the cans roll without slipping.
a) Compute how far does the center of each can move?
b) Determine how many rotations does each can make?
A cube of wood having an edge dimension of 20.3 cm and a density of 647 kg/m3 floats on water. What is the distance from the horizontal top surface of the cube to the water level?
A 5.50 kg ornament is hanging by a 1.40 m wire when it is suddenly hit by a 3.00 kg missile traveling horizontally at 12.0 m/s. What is the tension in the wire immediately after the collision
A police radar has an effective range of 1.5km, while a motorist's radar detector has a range of 2.0km. The motorist is going 150km/h in a 50km/h when the radar detector beeps. At what rate must the motorist decelerate to avoid a speeding ticket?
Calculate the induced emf in the conductor and if the total resistance in the conductor is R what is the magnitude of the induced current.
Find the direction of the net force exerted on the Sun. Give the direction relative to the line connecting the Sun and the Moon
Consider an engine operating with a monatomic ideal gas of 0.5 moles on a 3 stroke cycle with a PV diagram shown below. What is the real efficiency of this engine
When starting a foot race, a 70.0-kg sprinter exerts an average force of 650 N backward on the ground for 0.800 s. What is his final speed
solve each equation. write the missing quantity the correct unit of measure and the quantity being measured1. x4 kmh
A person is making homemade ice cream. She exerts a force of magnitude 21 N on the free end of the crank handle on the ice-cream maker, what is the average power being expended
A uniform steel beam has a mass of 2070 kg. On it is resting half of an identical beam, What are the vertical support forces
A baseball is hit at an angle of 60° above the horizontal with a speed of 40 m/s. There is a 15 m high fence located at 120 m from the batter. How high is the ball at its highest point
A single-turn current loop, carrying a current of 5.67 A, is in the shape of a right triangle with sides 62.8, 114, and 130 cm. What is the magnitude of the net force on the loop
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