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A hole is drilled in a meter stick is to act as a pivot. The meter stick swings in a arc as a physical pendulum. Find how far from center of mass should the pivot point be for a period of 1.79 sec?
A series RLC circuit consists of a 90Ohm resistor, a 0.20H inductor, and a 105mF capacitor. It is attached to a 120V/60Hz Power line. compute the average power loss
A stationary charged particle at the origin creates an electric flux of 487 N ? m2/C through any closed surface surrounding the charge. Find the electric field it creates in the empty space around it as a function of radial distance r away from the ..
The coefficient of static friction between a rope and the table on which it rests is us (mew sub s). Find the fraction of the rope that can hang over the edge of the gable before it begins to slip
A merry-go-round starts from rest and accelerates uniformly over 16.5 s to a final angular velocity of 7.65 rev/min. Find the person's tangential acceleration
What is the size of the frictional force acting on the car
A baseball (m = 155 g) approaches a bat horizontally ata speed of 39.1 m/s (87.5 mi/h) and is hit straight back at a speedof 48.6 m/s (109 mi/h). If the ball is in contact with the bat fora time of 1.93 ms, what is the average force exerted on the..
On a swing, a 37 kg girl undergoes small-amplitude oscillations with period 4.1 s. How long are the ropes that support the swing
A cube of unknown material which is 1 m on a side is observed to float in fresh water with 30% of the cube exposed above the water line. how much of the cube (in percent) is above the water line
A sound pulse emitted underwater reflects off a school of fish and is detected at the same place 0.01 seconds later. How far away are the fish
A 2.0kg wood block is launched up a wooden ramp that is inclined at a 35? angle. What vertical height does the block reach above its starting point
A 2.9-kg block slides with a speed of 1.6m/s on a frictionless horizontal surface until it encounters a spring.(a)if the block compreses the spring 4.8cm before coming to rest,what is the force constant of the spring?(b)What initial speed should the..
A molecule in air is moving at a speed of 459 m/s. How various meters would the molecule move during 7ms if it didn't collide with any other molecules.
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