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A car engine with mass = 220 kg hangs from a light chain that is linked at ring O to two other light chains as shown.
Find the tension in each chains.
An aging coyote cannot run fast enough to catch a roadrunner. He purchases on eBay a set of jet-powered roller skates, which provide a constant horizontal acceleration of 15.0 m/s2. The coyote starts at rest 70.0 m from the edge of a cliff at the ins..
A 2.00-m tall basketball player is standing on the floor 10.0 m from the basket. If he shoots the ball at a 30 degree angle from the horizontal, at what initial speed must he throw the ball so that it goes through the basket without striking the back..
Find out direction and magnitude of force
A mass sitting on a horizontal, frictionless surface is attached to one end of a spring; the other end is fixed to a wall. 3.4 J of work is required to compress the spring by 0.18 m. Find the value of the mass
When its coil rotates at a frequency of 258 Hz, a certain generator has a peak emf of 72 V. What is the peak emf of the generator
You are called as an expert witness in the trial of a traffic violation. How fast was he going when he hit the breaks
Two identical 19.1?kg spheres of radius 12.7cm are 35.7cm apart (center-to-center distance). If they are released from rest and allowed to fall toward one another, what is their speed when they first make contact
A 11.0-g wad of sticky clay is hurled horizontally at a 130-g wooden block initially at rest on a horizontal surface. what was the speed of the clay immediately before impact
An airplane is flying with a velocity of 95m/s at an angle of 19.0^circ above the horizontal. When the plane is a distance 124m straight above a dog that is standing on level ground, suitcase drops out of luggage compartment.
A ball leaves a table with an initial horizontal velocity of 2.4 m/s. The height of the table is adjustable. What is the horizontal distance between the two landing locations of the ball
It takes 1.4×106J of heat to bring a quantity of water from 14 ? C to a boil. What is the mass of the Water
Light of wavelength 5.0*10^-7 m in air is incident normally (perpendicular) on a doubled slit. The distance between the slit is 4.0*10^-4 m, Caculate the line density in slits/mm of the diffraction grating
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