Particle moves in a circle
A 0.500 kg particle moves in a circle of radius R=0.150 m at constant speed. The time for 20 complete revolutions is 31.7 sec. What is the magnitude of the centripetal acceleration?
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A 10 kg mass falls 3 m until it strikes a spring. If the spring modules k is 1000 N/m, how far will the spring be deflected if all the energy of the falling body goes into compressing the spring?
If he arches his back even more, reducing the effective distance from his shoulders to his knees to 41.2 cm, what would the wind speed need to be to support him?
A particle of mass 0.350 kg moves in a circle of radius R=1.35 m at a constant speed of v= 6.70 m/s. What is the magnitude and direction of the centripetal force acting on the particle?
Water is one of the few substances on earth that increases involume when it changes from the liquid state to the solid state.What happens to the density of water during this change?
If the driver maintains a constant speed of 9 m/s, determine both the resultant normal force and the resultant frictional force that all the wheels of the car exert on the road at the instant it reaches point A.
A small block, mass m = 5.00 kg, travels with speed v = 2.80 m/s along a flat, horizontal surface towards an inclined plane which makes an angle of θ=44.0 degrees with respect to the horizontal. Friction is negligible. a) What is the speed o
What is the maximum work that could be obtained if the flow rates and temperatures of the streams remain the same, but heat transfer is permitted with the surroundings at 298 K?
Give your end of the slinky a push with your hand.This compresses the releases energy. Notice that the energy moves foward. It moves in the direction of its length, just like a longitudinal wave. What happens to the energy when it reaches the end
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