Force caused by the water on the bottom
A swimming pool has dimensions 30.0 m multiplied by 13.0 m and a flat bottom. When the pool is filled to a depth of 2.30 m with fresh water, what is the force caused by the water on the bottom? On each end? On each side?
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A 0.135kg ball is thrown straight up from 1.94m above the ground. Its initial vertical speed is 12.00m/s. A short time later, it hits the ground. Calculate the total work done by the force of gravity during that time.
The radius of the tires on your car is 0.33 m. You drive 1600 m in a straight line. What is the angular displacement of a point on the outer rim of a tire, around the center of the tire, during this trip? Assume the tire rotates in the counterclo
What arguments does Ben Bernanke make to support his statement that the Federal Reserve's low-interest-rate polices in the early 2000s did not cause the recent housing bubble? Do you find his arguments convincing? Explain.
A major-league catcher gloves a 81 mi/h pitch and brings it to rest in 0.15 m. If the force exerted by the catcher is 803 N, what is the mass of the ball?
A general is choosing a cook from 625 volunteers. He orders them to form a 25 x 25 square. He orders the tallest man in each row to step aside and chooses the shortest of the twenty-five.
The moment of inertia of the wheel about this shaft is 5.50 {rm{ {rm kg}}} cdot {rm{{rm m}}}^{rm{2}} Compute the angular acceleration of the wheel.
The following table gives the reactance and rms voltage across the elements of a series RCL circuit:
A car rests on a slanted ramp leading into car-transporter trailer. The car's brakes and transmissions locks are released; only a cable attached to the car and to the frame of the trailer prevents the car from rolling backward off the ramp. If the
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