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The spin cycles of a washing machine have two angular speeds, 450rev/min and 623rev/min . The internal diameter of the drum is 0.570m
A. What is the ratio of the maximum radial force on the laundry for the higher angular speed to that for the lower speed
B. What is the ratio of the maximum tangential speed of the laundry for the higher angular speed to that for the lower speed?
C. Find the laundry's maximum tangential speed.
D. Find the laundry's maximum radial acceleration, in terms of g.
When catching a baseball, a catcher's glove moves by 12cm along the line of motion of the ball. If the baseball exerts a force of 477N on the glove, how much work is done by the ball.
A pair of closely spaced parallel conducting plates, charged with equal and opposite electric charges, produces a uniform electric field in the region between them, What must the strength of the electric field be
An 8-kg ball hanging from the ceiling by a light wire 135cm long is struck in an elastic collision by a 2 kg ball moving horizontally at 5.00 m/s just before the collision. Find the tension in the wire just after collision.
A 58-kg skater sliding due northeast at an initial speed of 1.5 m/s runs into a snow bank and comes to rest in a time interval of 0.38 s, What is change in the kinetic energy of the skater
A thin film of oil (n = 1.27) is located on smooth, wet pavement. When viewed perpendicular to the pavement, How thick is the oil film
Four linear polarizers are stacked so that each is at a 30 degree angle to the one before it, what is the intensity of the transmited light
You're driving down the highway late one night at 20 m/s while a deer steps onto the road 44m in front of you. Your reaction time before stepping on the brakes is 0.50 s, and the maximum deceleration of your car is 11m/s^2 .How much distance is be..
A laser beam strikes one end of a slab of material, Determine the number of internal reflections of the beam before it emerges from the opposite end of the slab
The equation of a transverse wave on a string is y = (2.0 mm) sin[ (20 m-1)x - (600 s-1)t)]. Find the linear density of this string in grams per meter
A roller coaster car traveling at a constant speed of 20.0 m/s on a level track comes to a straight incline with a constant slope, How far has the car traveled up the incline at this time
Description of Physics - Mechanics - Force, A window washer is standing on a scaffold supported by a vertical rope at each end. The scaffold weighs 200 N and is 3.00 m
The intensity of a sound produced by a point source decreases as the square of the distance from the source. What is the maximum distance at which the riveter is still audible
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