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A force of 250 N is applied to a hydraulic jack pistonwith a 0.1m diameter. If the output piston, which supportsthe load, has a diameter of 0.5m,
a. How much weight can be lifted?
b. If the piston moves 6cm per stroke, then how far does theoutput piston move per stroke?
Discuss the position and size for the n = 1 state of Harmonic Oscillator. How do you picture this state? What is her size relative to the well wall? Does she penetrate the wall much?
A lens placed at the origin with its axis pointing all along the x axis produces a real inverted image at x=-24cm that is twice as tall as the object. What is an image distance.
A person walks in the following pattern: 9.8 km north, then 1.6 km west, and finally 7.0 km south. Construct the vector diagram that represents this motion and from it judge how far and in what direction a bird would fly in a straight line from th..
On July 15, 2004, NASA launched the Aura spacecraft to study the earth's climate and atmosphere, How many hours does it take this satellite to make one orbit
Transverse waves travel at 23.3 m/s on a string that is under a tension of 7.00 N. What tension is required for a wave speed of 33.3 m/s in the string
A double slit experiment has two different colors. The second-order bright fringe using 650nmred light is in the same place as the third-order bright fringe of the other color
On Mars, where air resistance is negligible, an astronaut drops a rock from a cliff and notes that the rock falls about d meters during the first t seconds of its fall. Assuming the rock does not hit the ground first, how far will it fall during t..
Using Newton's laws find the normal force on the object. Determine the force of kinetic friction on the object
When cars are equipped with flexible bumpers, they will bounce off each other during low-speed collisions, thus causing less damage. What was the speed of the lighter car just after the collision
A gasoline engine takes in 1.70×10^4J of heat and delivers 3900J of work per cycle. What mass of fuel is burned in each cycle
The linear impulse delivered by the hit of a boxer is 248 N • s during the 0.373 s of contact. What is the magnitude of the average force exerted on the glove by the other boxer? React in units of N
While running, a person dissipates about 0.60 J of mechanical energy per step per kilogram of body mass. how fast is the person running
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