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Gear A, with a mass of 1.75 kg and a radius of 55.0 cm, is in contact with gear B, with a mass of 0.875 kg and a radius of 30.0 cm.The gears do not slip with respect to each other as they rotate. Gear A rotates at 128 rpm and slows to 64.0 rpm in 4.95 s.
How many rotations does gear B undergo during this time interval?
In order to manufacture these coffee tables, the company would need to incur $525,000 in fixed costs for new equipment. Calculate the break-even point of the coffee tables in units sold.
A power supply has an open-circuit voltage of 35.0 V and an internal resistance of 2.00 O. What additional resistance should be added in series
The cannonball is fired at a speed of 53.0 and an angle of 31 above horizontal. A cannonball that was accidentally dropped hits the moat below in 1.40. How far from the castle wall does the cannonball hit ground.
A very long straight wire carries current I. In themiddle of the wire a right-angle bend is made. Determine the magnetic fieldat the center of the arc
A second baseman tosses the ball to the first baseman, who catches it at the same level from which it was thrown, What is the horizontal component of the ball's velocity just before it is caught
a ball (mass=m) moving in the positive x direction with speed v collides with a block (mass=M) initially at rest, compute the mass of the block
Dirk pushes on a packing box with a horizontal force of 52.0 N as he slides it along the floor. How much total work is done on the box in moving it 3.20 m along the floor
An aluminum baseball bat has a length of 0.81 m at a temperature of 20°C. When the temperature of the bat is raised, the bat lengthens by 0.00016 m. Determine the final temperature of the bat.
A contact lens is made of plastic with an index of refraction of 1.50. The lens has an outer radius of curvature of +2.0cm and an inner radius of curvature of +2.5cm. What are the focal length and the power of the lens?
A charge of 23.0 μC is located at (4.40 m, 6.22 m), and a charge of -15.0 μC is located at ( - 4.50m, 6.75m). What charge must be located at (2.23m, - 3.31m) if the electric potential is to be zero at the origin?
Your medieval history class is constructing a trebuchet, a catapult-like weapon for hurling stones at enemy castles, Find an expression for the angle that will maximize the range of a projectile launched with speed from height above level ground
When the power is turned off on a turntable spinning at 90.0 rpm , you find that it takes 11.8 revolutions for it to stop while slowing down at a uniform rate. A) What is the angular acceleration (in rad/s^2), of this turntable? B) How long does it t..
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