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If a washing machine drum has a radius of 27 cm and spins at a rate of 3.9 revs per second, what is the strength of the artificial gravity that the clothes are subjected to? Express answer as amultiple of G. Please work out this question using "math idiot"language and explain the steps in detail.
A 1000 kg car is pushed up a 17.5 degree incline, for a distance of300 m at a constant speed. assume the applied force is directedparallel to the plane. how much work does this force do if the plane is frictionless? has a coeffiecient of friction ..
A girl delivering newspapers covers her route by traveling 5.00 blocks west, 4.00 blocks north, and then 8.00 blocks east. What is the total distance she travels
a 1500 kg car on a hydrolic lift rests on a cylinder with a piston of radius 0.20m. what force must be applied to this smaller piston in order to lift the car
A double speed trap is set up on a freeway. One police cruiser is hidden behind a billboard, and another is some distance away under a bridge. As a sedan passes by the first cruiser, its speed is measured to be 99.7 mph.
A red car and a green car, identical except for the color, move toward each other in adjacent lanes and parallel to an x axis. What is the initial velocity of the green car
A rotating door is made from four rectangular sections, as indicated in the drawing. The mass of each section is 80 kg. A person pushes on the outer edge of one section with a force of F = 75 N that is directed perpendicular to the section. Find out ..
Scientists are experimenting with a kind of gun that may eventually be used to fire payloads directly into orbit. How much time is required for the projectile to come up to speed
a 1 m3 container is filled with 0.12 m3 of diamonds 0.15 m3 of sand 0.2 m3 of petroleum at 20oc and the rest of the
A uniform plank of length 4.3 m and weight 201 N rests horizontally on two supports, with 1.1 m of the plank hanging over the right support (see the drawing). To what distance x could a person who weighs 449 N walk on the overhanging part of the p..
An ambulance traveling at 47 m/s approaches a car heading in the same direction at a speed of 37 m/s. At what frequency does the driver of the car hear the siren
A uniform 1.7-kg rod that is 0.97 m long is suspended at rest from the ceiling by two springs, one at each end. Both springs hang straight down from the ceiling. The springs have identical lengths when they are unstretched. Their spring constants are..
A laser emits 1.30x1018 photons per second in a beam oflight that has a diameter of 2.00mm and a wavelength of514.5nm. evaluate the average electric field strength
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