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A two-slit interference pattern is formed using monochromatic laser light that has a wavelength of 640 nm. At the first minimum from the central maximum, what is the path-length difference between the light coming from each of the slits?
A 1.30-kg ball, moving to the right at a velocity of +4.52 m/s on a frictionless table, collides head-on with a stationary 8.40-kg ball. Find the magnitude and direction of the final velocity of the two balls if the collision is completely inelastic
q1. a person whose eyes are h 1.64 m above the floor stands l 2.3 m in front of a vertical plane mirror whose bottom
A ball on the end of a string is whirled around in a horizontal circle of radius 0.300 m. The plane of the circle is 1.40 m above the ground. Find the radial acceleration of the ball during its circular motion
2.00 mol of a monaromic gas at atmospheric pressure has a total internal energy of 7.48x10^3J. What is the volume occupied a rigid cylinder by the gas
A gamma-ray photon produces an electron and a positron, each with a kinetic energy of 259keV, Determine the energy of the photon
Between the poles of a powerful magnet is a cylindrical uniform magnetic field with a diameter of 2.50 and a strength of 1.10. find what is the current flowing in it
A 8.20-kg block of ice, released from rest at the top of a 1.56-m-long frictionless ramp, slides downhill, reaching a speed of 2.58m/s at the bottom. What is the angle between the ramp and the horizontal
When an electric circuit is being assembled, a common practice is to twist together two wires carrying equal currents in opposite direction
The magnetic flux of a 200 turn coil changes from 1000 Mx to 16,000 Mx in 4 us. what is the absolute value of induced voltage
A 1.4-m-diameter vat of liquid is 2.2m deep. The pressure at the bottom of the vat is 1.3atm. What is the mass of the liquid in the vat
Lasers have been used to suspend spherical glass beads in the Earth's gravitational field. What is the minimum power required for this laser
A simple gear train is composed of three gears. Gear A os tje driver and has 8 teeth, gear B has 24 teeth, and gear C has 16 teeth. If gear A rotates at 60rpm, how fast is gear C rotating? If the output of torque at gear C is 150ft-lb, what is the in..
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