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A jet flying at 128 m/s banks to make a horizontal circular turn. The radius of the turn is 3810 m, and the mass of the jet is 1.65 × 105 kg. Calculate the magnitude of the necessary lifting force.
A block of mass m is attached to a string that is wrapped around the circumference of a wheel of radius R and moment of inertia I. Find the moment of inertia of the wheel if its radius is 8.0 cm
q1. a 46 kg girl is standing on a 145 kg plank. the plank initially at rest is free to slide on a frozen lake which is
questiona 5kg block at first has a speed of 1.5ms at the top of a 30?nbspincline and slides a distance of 5.0m down
q1. a 3.0 kg basketball travelling at 15ms collides with the 2.0- kg baseball which is initially at rest in the elastic
A professor's office door is 0.90 wide, 2.00 high, 4.00 thick; has a mass of 30, and pivots on frictionless hinges. A "door closer" is attached to door and the top of the door frame. When the door is open and at rest, the door closer exerts the torqu..
A certain pipe has resonant frequencies of 385 Hz, 495 Hz, and 605 Hz, with no other resonant frequencies between these values. How long is this pipe
A person who weighs 680 N is riding a 98-N mountain bike. Suppose the entire weight of the rider and bike is supported equally by the two tires. If the gauge pressure in each tire is 6.45 105 Pa, what is the area of contact between each tire and the ..
If, on other hand, she first kicks it to player 2, who then kicks it into the net, the ball undergoes two successive displacements, y and x. What are the magnitude and direction of x and y.
A loudspeaker of mass 15.0 is suspended a distance of h = 2.30 below the ceiling by two cables that make equal angles with the ceiling. Each cable has a length of l = 3.30. What is tension in each cable.
A box with a mass of 8 kg is lifted (without acceleration) through a height of 9 m, in order to place it upon the shelf of the closet.
Two waves are generated on a string of length 3.0 m to produce a three-loop standing wave with an amplitude of 4.6 cm, What are the lowest frequency
A 3.40 kg block starts from rest and slides down a frictionless incline, dropping a vertical distance of 2.60 m, Find the maximum compression of the spring
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