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An object of mass 0.40 kg, hanging from a spring with a spring constant of 8.0 N/m, is set into an up-and-down simple harmonic motion. What is the magnitude of the acceleration of the object when it is at its maximum displacement of 0.10 m?
A 1500 {rm kg} car skids to the halt on a wet road where mu_k = 0.50. How fast was the car travelling if it leaves 66-{rm m}-long skid marks.
A block of mass m = 2.60 kg is pushed a distance d = 2.90 m along a frictionless horizontal table by a constant applied force of magnitude F = 16.0 N directed at an angle ? = 29.0° below the horizontal
A 64kg human sprinter can accelerate from rest to 10 m/s in 3.0s. What is the average power output of the greyhound
A 46.2 kg girl is standing on a 132 kg plank. The plank, originally at rest, is free to slide on a frozen lake, which is a flat, frictionless surface. What is her velocity relative to the ice surface
What potential is generated on a plane's wings when it flies through the earth's magnetic field
A thin layer of oil (n=1.25) is floating on water (n=1.33). What is the minimum non zero thickness of the oil in the region
What is the change in entropy for the system. How much force must be applied to climb the hill at the same speed and same air resistance.
Write an algorithm for computing total flight time and the horizontal distance traveled by the cannon ball for the problem? with explanation.
A car moving at 78mi/hr approaches a yield sign 70m ahead. The driver slows the car with a constant acceleration of -4.5m/s2 by hitting the brakes. How long does it take the car to reach the yield sign
An Earth satellite moves in a circular orbit with an orbital speed of 5200 m/s. Find the radial acceleration of the satellite in its orbit
A cargo plane is flying horizontally at an altitude of 13.5 km with a constant speed of 984 km/hr when a large crate slides out of the rear of the plane. How long does it take the crate to hit the ground
A small sphere of mass m and radius r slides down a smooth stationary large sphere of radius R under the action of gravity from a position of rest at the top. Find the value of theta at which the particle falls off
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