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A 10-kg cylinder rolls without slipping on a rough surface. At an instant when its center of gravity has a speed of 10 m/s, determine (a) the translational kinetic energy of its center of gravity, (b) the rotational kinetic energy about its center of gravity, and (c) its total kinetic energy. translational kinetic energy 500 J rotational kinetic energy _______________J total kinetic energy _______________J
A listener increases his distance from a sound source by a factor of 3.62. what is the change in the sound intensity level in dB
A uniform ladder of mass 50 kg and length 5m leans at an angle Theta against a frictionless wall. determine the minimum angle the ladder will not slip
A jet airplane flying over Chyenne, Wyoming, has an air speed of 260 m/s in a direction 5.0 degrees south of west. What is the velocity of the airplance relative to the earth
a 2. kg ball moving to the right with a speed of 25m/s collides with a 15. kg ball going in the same direction with the speed of 20 m/s. What is the speed of the second ball after collision if it travels in the same direction as before
After landing, a jetliner on a straight runway taxis to a stop at an average velocity of (-30.0 km/h). what are the plane's initial velocity and acceleration
A cyclist has a speed of 5.0 m/s when she begins to coast down a hill, Calculate the work done by gravity on the cyclist
A tuning fork is set into vibration above a vertical open tube filled with water, What is the frequency of the tuning fork
Calculate the electric force Fe between a stationary proton and uranium nucleus...separated by a distance of 3.6 nm, determine the intial acceleration of the proton
A particle of mass 7.7 × 10-8 kg and charge +8.0 ?C is traveling due east. It enters perpendicularly a magnetic field whose magnitude is 3.2 T, How much time does the particle spend in the magnetic field
The sun rotates around its axis once every 25 earth-days. Assume that the sun's mass is evenly distributed throughout its volume. whats the new period of its rotation
Two resistors, 50.0 ? and 52.0 ?, are connected in parallel. The current through the second resistor is 2.10 A. What is the total power supplied to the two resistors
A 27 pound meteorite struck a car, leaving a dent 21 cm deep in the trunk. If the meteorite struck the car with a speed of 500 m/s, what was the magnitude of its deceleration, assuming it to be constant.
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