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A rope attached to a 20 kilogram wood sled pulls the sled up a 20 degree snow covered hill. A 10 kilogram wood box rides on top of the sled. If the tension in the rope steadily increases, determine at what value of the tension does the box slip.
A 3.9×10-24-kg particle is vibrating with simple harmonic motion with a period of 1.8×10-5 s and a maximum speed of 1.70×103 m/s. Find the maximum displacement of the particle
A 1025 kg car carrying four 78kg people travels over a rough "washboard" dirt road with corrugations 4m apart which causes the car to bounce on its spring suspension.
refrigerant r 134 at 5 bars and 4degc enters a mixing chamber at a steady rate of 2 kgs. another source of refrigerant
An induced emf occurs in a conducting loop of wire 1.12m long as its shape is changed from a circle to an equilateral triangle. What is the average magnitude of the induced emf if the change inn shape occurs in 1 sec and the local 1.0T magnetic field..
A laser produces a cylindrical beam of light of wavelength 400nm. The average energy in a 2m length of the beam is 5*10^-8J. What is the average power output of the laser
An air-track glider attached to a spring oscillates between the 12.0 cm mark and the 55.0 cm mark on the track. calculate the maximum speed of the glider
A 2.00 kg particle moves in the xy plane with a velocity of v = (4.00 - 3.30 ) m/s. Determine the angular momentum of the particle
theoretically derive the equation for the period of a ring pendulum. a ring pendulum is a ring with a notch set on a
a uniform 1 t magnetic field is directed vertically downward in a region of space. a proton traveling 105 ms in a
A wire has a length of 7.40 10-2 m and is used to make a circular coil of one turn. what is the maximum torque that this coil can experience
A bullet is fired through a board 10.0 cm thick in such a way that the bullet's line of motion is perpendicular to the face of the board, Find the acceleration of the bullet as it passes through the board
A water heater pumps water from the basement of a house to a faucet 8.9 meters above. The main water pipe is 5.1 cm in diameter. Calculate the speed of the water as it leaves the pump
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