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Question1
The diameter of the large piston of a hydraulic press is 20 cm. and the area of the small piston is 0.50 cm2. If a force of 400N is applied to the small piston,
a) What is resulting force exerted on the large piston?
b) What is increase in pressure underneath the small piston?
c) Underneath large piston?
Question2
For a damped oscillator with a mass of 350 g, a spring constant 75 N/m and a damping coefficient of 78 g/s, what is the ratio of the amplitude of the damped oscillations to the original amplitude at the end of 25 cycles?
A 6 m long 50 kg ladder leaning on a frictionless wall can successfully be scaled by a 120 kg man. find the minimum angle between the ladder and the floor
Assume that 10 g of steam is added to 100 g of water initially at 19°C. The water is inside an aluminum cup of mass 35 g. Find the final temperature of the water after equilibrium is reached
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a long solenoid has 500 turns. a current of 2 A is passed through it, the resulting magnetic flux linked with each turn of a solenoid is 4x1/1000wb
An MSU linebacker of mass 112.0 kg sacks a UM quarterback of mass 84.0 kg. Just after they collide, how fast was the linebacker moving
A block is attached to a ceiling by a spring fo force constant k. When pulled down and released the block undergoes simple harmonic motion. The amplitude is 2, and the frequency is 1/(16pi). If the mass of the block is 3.14 kg, what is the spring ..
An aircraft weighing 902 N is accelerated at 10.8 m/s/s for 5 seconds, at which time the aircraft launches. What is the force required to launch the aircraft
Five equal-mass particles (A-E) enter a region of uniform magnetic field directed into page. They follow the trajectories. Rank the particles on the basis of their speed.
A large block of copper initially at 20.0oC is placed in vat of hot water (80.0oC). For the first 1.0 J of heat that flows from the water into the block, find the entropy change of the block
The focal length of a lens is inversely proportional to the quantity (n ? 1), where n is the index of refraction of the lens material. The value of n, however, depends on the wavelength of the light that passes through the lens. where will the vi..
Your roommate is an aspiring novelist. Because you are taking physics your roommate asks your opinion on a matter of physics. How many drops per second are keeping the annoyed protagonist awake
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