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a stone is thrown upwards from the edge of a cliff 18m high. It just misses the cliiff on the way down and hits the ground with a speed of 18.8m/s.
a) what velocity was it released?
b) what is its max distance from the ground during its flight?
cylindrical tube oriented vertically on earths surface closed at the bottom and open at the top height 100 m cross
the coefficient of static friction is 0.26. If you apply the minimum force needed to get the refrigerator to move, illustrate what will the acceleration then be?
The aorta in humans has a diameter of about 1.9 cm and at certain times the blood speed through it is about 60 cm/s. find the Reynolds number for blood flow through the aorta
Calculate the inductance of a solenoid with 275 turns if the length of the solenoid is 30 cm and its radius is 2.5 cm
Ball bearings are made by letting spherical drops of molten metal fall inside a talll tower-called a shot tower- and solidify as they fall. What is the bearing's impact velocity
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The arm in Coulomb's torsion balance was a rod with a charged ball at one end and a counterweight on the other. what is the torque exerted on the balance arm
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Meteroids often move at high speeds relative to Earth. If meteroids approach Earth closely enough to hit our atmosphere, find the meteroid's kinetic energy
A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed of 19.0 m/s. With what speed and angle of impact does the stone land
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