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A steel ball bearing 7.00mm in diameter is dropped into a cylinder of glycerin. The densities of steel and glycerin are 7800.0 and 1260.0kg/m^3, respectively. What is the terminal velocity of the ball bearing?
A 150 g ball and a 220 g ball are connected by a 36{rm cm}-long, mass less, rigid rod. The balls rotate about their center of mass at 130 rpm. What is the speed of the 150 g ball.
A racing car travels with a constant tangential speed of 75 m/s around a circular track with a radius 625 m. Find (a) the magnitude of the car's total acceleration and (b) the direction of its total acceleration relative to the radial direction.
Find the speed of the car when brakes were applied.
A 19.8 kg block is dragged over a rough, hor- izontal surface by a constant force of 180 N acting at an angle of angle 32.8? above the horizontal. Find the work done by the normal force
what volume should the balloon have after being inflated. Billiard ball A of mass mA=0.400kg moving with speed vA=1.80m/s strikes ball B, initially at rest of mass mB=0.500kg. As a result of collision, ball A is deflected off at an angle of 30.0 deg..
A digital camera has 10 megapixels and each pixel has a depth of 32 bits. In units of megabytes calculate how much storage is needed for one image
A 54.00 kg pole vaulter running at 10 m/s vaults over the bar. Her speed while she is above the bar is 1.0 m/s. Avoid air resistance, in addition to any energy absorbed by the pole, and determine her altitude as she crosses the bar.
A football is punted straight up into the air; it hits the ground 5.2 s later. With what speed did it leave the kicker's foot
What is an index of refraction of the liquid
Find out the magnitude and direction of the rockets acceleration. Give the direction as an angle above the horizonal.
A student pushes a loaded sled whose mass m is 240kg for a distance d of 2.3m over the frictionless surface of a forzen lake. if the sled starts from rest, what is its final velocity
Superman is jogging alongside the railroad tracks on the outskirts of Metropolis at 150 km/h. What is superman's final speed
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