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A 116 g stone is whirled in a horizontalcircle on the end of an 75 cm long string.The stone takes 1.3 s to make eachcomplete revolution. Determine the angle that the string makes withthe horizontal.
An x-ray beam (25 MeV) strikes a proton at rest and scatters the x-rays through an angle of 100 degrees. What is the wavelength of the scattered x-rays
how much work is required to turn an electric dipole 180deg in a uniform electric field of magnitude e 42.0 nc if p
The two organ pipes are joined to form a single organ pipe then it will resonate with what frequency (consider fundamental mode of vibration of organ pipe)
josie and charlotte push a 12-kg bag of playground sand for a sandbox on a frictionless horizontal wet polyvinyl
Say you want to make a sling by swinging a mass M of 1.9 kg in a horizontal circle of radius 0.036 m, using a string of length 0.036 m. How strong will the string need to be
Calculate the magnitude of the current density in the wire. Find out the work done by the hockey player on the puck. What is the change in kinetic energy of the puck.
A bottle of saline solution (with a specific gravity of 1.02) is attached to a 1.2 m long piece of tubing with a 1.0 cm inner diameter. If the tubing is held vertically, filled with saline, and clamped at the bottom, (
a force of 63.1 n is required to start a 7.0-kg box moving across a horizontal concrete floor. what is the coefficient
Calculate the edge length of a cube that has the same volume as a sphere of radius 4.0 cm. How much greater is the surface area of the cube than that of the sphere
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 62.4° above the horizontal. By how much does the rocket clear the top of the wall
A 64 kg person on skis is going down a hill sloped at 30° from the horizontal. The coefficient of friction between the skis and the snow is 0.15. What would be the magnitude of acceleration.
The full diameter of a wheel is 99 cm, and its rotational inertia is 6.1kg m^2. What is the minimum mass it could have
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