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A crate that weighs 20 Newton starts from rest and slides down a rough 5.0 meter long ramp, Inclined at 25o with the horizontal. During this slide 20 Joule of Energy is lost due to friction.
A. Find what is the Kinetic Friction Force on the crate?
B. Find the Speed of the crate at the bottom of the ramp?
A catcher catches a 145 g baseball traveling horizontally at 38.0 m/s. How large an impulse does the ball give to the catcher
a car rounds a flat curved road radius 100 m at a speed of 25.0 ms and is about to slide at this speed. what is the
A particle, starting from point A in the drawing(the height at A is 3.00 m), is projected down the curved runway.Upon leaving the runway at point B, the particle is travelingstraight upward and reaches a height of 4.44 above the floor beforefalling b..
A circular-motion addict ofmass 85 kg rides aFerris wheel around in a vertical circle of radius 10 m at aconstant speed of 5.9 m/s. What is the period of the motion?
A dedicated sports car enthusiast polishes the inside and outside surfaces of a hubcap that is a section of a sphere. When he looks into one side of the hubcap, What is the radius of curvature of the hubcap
You leave your 100 W portable color TV on for 4 hours each day and you do not pay attention to the cost of electricity. what would be your monthly (30 day) bill
q1. a 0.12-kg ball is placed in a shallow wedge with an opening angle of 120deg as shown in the figure. for each
Water flows over a waterfall 10 meters to a turbine. Water flows at a rate of 10kg/sec. How much power is delivered to the turbine
A mass of 2.5 kg is suspended from the end of aspring; the other end of the spring is attached to the ceiling. Theequilibrium length of the spring (with no mass attached) is 1.0 m.The length with the mass attached is 1.136 m.
A billiard ball moving at 5.00 m/s strikes a stationary ballof the same mass. Find the velocity (magnitude and direction) of the secondball after collision
Consider the nuclear reaction: (2/1)H + (9/4)Be --> (7/3)Li + (4/2) He. How much energy is liberated
Three deer, A, B, and C, are grazing in a field. Deer B is located 64.2 m from deer A at an angle of 51.3 ° north of west. What is the distance between deers
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