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Consider a solid sphere and a thin shell with the same radius and the same mass. Explain why the thin shell has a greater amount of intertia than the solid sphere, even though it has the same overall mass.
A man uses a tire iron to loosen his lug nuts. The tire iron is 25cm long. The man applies a force of 30N at an angle of 29° to the iron. What is the torque that is applied to the lug nut
The 500[m] Short Track speed skating Olympic world record is 39:937[sec] held by American JR Celski. Calculate JR's average speed in [miles=hr] during his record- setting performance.
If the floor at the base of a table is very hard, and a tennis ball dropped from the top of the table 1 meter high rebounds with 85% of its velocity
What is the frequency of the note played by this pipe.
A 20 kg piece of steel pipe that is 20 cm in diameter, 80 cm long, What is its angular velocity and its total kintetic energy
Clarisse invests $61500 in money-market accounts at three different banks. Bank A pays 2% interest per year, bank B pays 2.5%, and bank C pays 3%. She decides to invest twice as much in bank B as in bank A. After one year, Clarisse has earned $161..
Skid is going to attempt a field goal by kicking the football from a point 40 yards out from the goal. The ball must clear the cross bar that is 3m off of the ground. Skid kicks the ball with a velocity of 20m/s at an angle of 45 degrees.
A car starts from the origin and is driven 1.1 km south and then 3.5 km in a direction 53° north of east. what is the car's final location
A 40 ohm resistor and a 60 ohm resistor are connected in series to a 12 volt battery. What is the voltage difference across each resistor
A 144-g baseball mobing 28.0 m/s strikes a stationary 5.25 kg brick resting on small rollers so it moves without significant friction. What is the baseball's speed after the collision
The component prisms are 70-20-90 degrees. the angle between the emerging right and left polarized rays
What is the most amounts by which the wavelength of an incident photon could change when it undergoes Compton scattering from an atom or molecule with a 19 u mass .
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