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A uniform rope of uniform weight W hangs between two trees. The ends of the rope are the same height and they each make and angle theta with the trees. What is the tension at either end of the rope. Find the tension at the middle of the rope. Please explain how you got arrived at your answers.
Water is being pumped through a horizontal pipe that is 28.8 m long and 17.0 cm in diameter. what gauge pressure must the pump provide to give the same volume flow rate as for the first pipe
Two children, Mary and Kate, are riding on a merry-go-round. Mary is at a greater distance from the axis of rotation than Kate. Which child has the larger angular speed? Tangential speed? Centripetal acceleration?
During a ride on the gravitron, a person finds herself stuck against the wall as she spins around with a frequency of 26.00 rpm, What is the diameter of the gravitron ride
One of Saturn's moons has an orbital distance of 1.87 x 108 m. estimate a mass for the planet Saturn
An open train car, with a mass of 2210 kg, coasts along a horizontal track at the speed 2.47 m/s. What is the car's speed after the loading is completed
In heavy rush-hour traffic you drive in a straight line at 12 m/s for 1.5 minutes, then you have to stop for 3.5 minutes, and finally you drive at 15 m/s for another 2.5 minutes. compute the average velocity between t=0 and t=7.5 minutes.
To water the yard you use a hose with a radius of 3.50 cm. Water flows from the hose with a speed of 1.10 m/s. If you in part block the end of the hose so the effective radius is now 0.55-cm, with what speed does water spray from the hose.
Light of wavelength 0.50 ?m illuminates a soap film (n = 1.33). What is the minimum thickness of film that will give an interference when the light is incident normally on it
A particle of charge +1.5 nC is placed at a corner of a Gaussian cube with sides 12.0cm. What is an electric flux through the cube.
a silver dollar of mass 200gm, and diameter 8cm, has a small hole punched through it at 2 cm from the center. the coin is initially at rest in a vertical plain with the hole directly under the center, what is the angular velocity of the coin at its..
A helium ion (Q = +2e) whose mass is 6.6×10?27kg is accelerated by a voltage of 3700V, What is its speed? Express your answer to two significant figures and include the appropriate units
Two bugs are riding on a meter stick rotating about its 50.0-cm mark. Bug A is riding on the 40.0-cm mark. Bug B is riding on the 75.0-cm mark.
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