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Monochromatic x rays are incident on a crystal for which the spacing of the atomic planes is 0.442 . The first-order maximum in the Bragg reflection occurs when the incident and reflected x rays make an angle of 39.6 with the crystal planes.
Part A: What is the wavelength of the x rays?
A 85-tonne (1 t = 1000 kg) spacecraft moving in the + x-direction at 0.38m/s docks with a 70-tonne craft moving in the -x-direction at 0.62m/s
A girl is using a rope to pull a box that weighs 300 N across a level surface with constant velocity. What is the friction force of the floor on the box
A sealed container with a metal bottom contains m=0.020kg of ice at Ti=243K, How much ice remains in the container
An observatory has an 8-inch Celestron telescope. Estimate the diffraction limit of this telescope. Estimate the minimum size a feature on the surface of the Sun must have to be resolved by this telescope.
You are setting up two standing string waves. You have a length of uniform piano wire that is 3.0 m long and has a mass of 150 g. You cut this into two lengths, What should be the ratio of tensions
Two polarizers are oriented at 48° to each other and polarized light incident on them. what was the initial polarization direction of the incident light
A 1.3 kg block is initially at rest on a horizontal frictionless surface when a horizontal force in the positive direction of an x axis is applied to the block. What is the maximum kinetic energy of the block between x = 0 and x = 2.0 m
A heat pump extracts 7.0*10^6 J heat per hour from a well at 280K and delivers its output heat into a house at 320K. what minimum work must be supplied to the heat pump per hour
A rectangular fish tank measures 30 cm by 75 cm by 40 cm high. The tank is filled with water to a depth of 37 cm. What is the total force of the water on the bottom
In an L-R-C series circuit, 310 ohm, 0.405 H, and 6.03×10-8 F. When the ac source operates at the resonance frequency of the circuit, What is the voltage amplitude of the source
A uniform ladder 5.0 m long rests against a frictionless, vertical wall with its lower end 3.0 m from the wall. The ladder weighs 180 N. What is the actual frictional force when the man has climbed 1.0 m along the ladder
A small box of mass m1 is sitting on a board of mass m2 and length L . The board rests on a frictionless horizontal surface
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