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Assume a block is located on the top of an upside down semi-spherical bowl. The block starts to slide without frictions. Find at what angle from the vertical will the block fly off the bowls surface? Now consider a circular ring instead of the block and the fact it will roll down the surface without slipping. Find what will be the value of the angle at which the ring will y o the bowl surface?
Find out the magnitude of the force exerted by the right pillar while a 90.0 diver stands at the far end of the board.
David is driving a steady 31.0m/s when he passes Tina, who is sitting in her car at rest. How far does Tina drive before passing David
What must the charge (sign and magnitude) of a particle of mass 1.40 be for it to remain stationary as placed in a downward-directed electric field of magnitude 670.
A 2 kg ball has been thrown vertically upward. If we ignore the air resistance, what are the direction and size of the net force acting on the ball while it is traveling upward?
If the terminals of a battery are connected across two identical resistors in series, the total power delivered by the battery is 8.0 W. what is the total power delivered by the battery
The speed of a projectile when it reaches its maximum height is 0.38 times its speed when it is at half its maximum height
a stationary billiard ball mass 0.17 kg is struck by an identical ball moving at 3.0 ms. after the collision the second
A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a uniform speed of 4.0 m/s, How long does it take him to catch his opponent
a 100 omega resistor is connected to a 220 v 50 hz ac supply.a what is the rms value of current in the circuit?b what
Explain why heat can only be transferred from a hot object to a cold object and not the other way around.
A long jumper leaves the ground at an angle of 20.0o to the horizontal and at a speed of 11.0 m/s. How far does he jump
a 200g hockey puck is launched up a metal ramp that is inclined at a 30° angle. what vertical height does the puck reach above its starting point
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