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A grinding wheel in the shape of a solid disk is 0.300 m in diameter and has a mass of 2.50 kg . The wheel is rotating at 2200 about an axis through its center. What is its kinetic energy? How far would it have to drop in free fall to acquire the same amount of kinetic energy?
A 16 kg rock, m, is on the edge of a 90 m cliff, h, as shown in Figure 11-20. Assume that air resistance is negligible. What speed does the rock have as it strikes the ground
A block is released from the top of a frictionless incline plane as pictured above. calculate how fast it is moving at the bottom using Conservation of Energy
What is the bulk modulus of a fluid in which 2 kg occupies 10-3 m3 of volume and the speed of sound in the fluid is 1900 m/s
A certain camera has f-numbers that range from 1.1 to 28. If the focal length of the lens is 40 mm, what is the range of aperture diameters for the camera
Consider an RLC circuit with R = 150? , L = 597mH , and C = 0.260?F, At what frequency is this circuit in resonance
A zone plate is to be set up on an optical bench , where it will be used an an enlarging lens. find the focal length of the zone plate
A gas is contained in a vertical, frictionless piston-cylinder device. The piston has a mass of 4 kg and a cross-sectional area of 40 cm2. Determine the pressure inside the cylinder
Estimate the acceleration of cyclist, and roller coaster.
A singly charged positive ion has a mass of 2.53 10-26 kg. After being accelerated through a potential difference of 238 V, Calculate the radius of the path of the ion in the field
A 2.0 m conductor is formed into a square and placed in the horizontal xy-plane. What is the magnetic flux through the conductor
Two converging lenses having focal lengths of f1 = 11.1 cm and f2 = 20.0 cm are placed d = 50.0 cm apart. The final image is to be located between the lenses, at the position x = 28.3 cm indicated. How far to the left of the first lens should the o..
Calculate the amount of heat loss though a glass window made of a single pane of glass 0.100 in. thick, if the temperature inside the room is 70F and outside is 32 F
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