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(a) White light strikes a diffraction grating. A rainbow appears on a wall just below the direction of the horizontal incident beam. Determine the color of the top of the rainbow?
(b) White light strikes a prism. A rainbow appears on a wall just below the direction of the horizontal incident beam. Determine the color of the top of the rainbow?
A projectile is fired at 50.0 o above the horizontal. Its initial speed is equal to 107.5 m/s. What is the maximum height reached by the projectile
Two metal balls are hung from strings. The first ball, 0.14 kg, is pulled to the side and released, What is the mass of the second ball
A 2.5 kg block of ice at a temperature of 0.0 C and an initial speed of 5.7 m/s slides across a leveled floor. If 3.3 x 10^5 J are required to melt 1.0 kg of ice, how much ice melts, assuming that the initial kinetic energy of the ice block is entire..
An iron bolt of mass 80.0 gram hangs from a string 35.5 centimeter long. The top end of the string is fixed. Evaluate what is the magnetic force on the bolt
A wheel with a tire mounted on it rotates at the constant rate of 2.59 times a second. A tack is stuck in the tire at distance 31.7 cm from the rotation axis. Noting that for every rotation the tack travels one circumference, find the tack\'s tangent..
A guitar string is supposed to vibrate at 247 Hz but is measured toactually vibrate at 255 Hz. By what percentage should the tensionon the string be changed to get the frequency to the correctvalue?
A wire of length, L, and mass density, ?, is positioned parallel to and directly over another much longer wire. what is the seperation between the two wires
A square steel plate is 0:20 m on a side and 4:00 mm thick. Find the displacement of the plate
A light string can support a stationary hanging load of 24.0 kilogram before breaking. Find what range of speeds can the object have before the string breaks
A nearsighted person wears glasses to correct the problem. How far in cm from the eyes is the person's far point located
Two point charges of 2 C and –3 C are separated by 6 cm. Is the force attractive or repulsive? Describe. What is the magnitude of the electrostatic force among them?
a bicyclist is coasting straight down a hill at a constant speed. the mass of the rider and bicycle is 60.0 kg and the
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