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A diffraction grating is illuminated simultaneously with red light of wavelength 660 {\rm nm} and light of an unknown wavelength. The fifth-order maximum of the unknown wavelength exactly overlaps the third-order maximum of the red light.
What is the unknown wavelength?
An atomic spectrum contains a line with a wavelength centered at 450nm, Estimate the lifetime of the excited state
A bicycle is turned upsdie down and has one wheel spinning at 95.0 rpm. The wheel slows uniformly to a stop in 45.0 seconds. What is the angular distance (in rad) traveled during this time
find the ground state energy of an electron confined to a 1 d box of length 0.1 nm. show an energy level diagram
In the circuit shown in the figure (Figure 1) the current through the 12.0-V battery is measured to be 70.6 mA in the direction shown
Find the recoil speed of the rifle. ________ m/s (b) If a 700-N man holds the rifle firmly against his shoulder, find the recoil speed of the man and rifle. ________ m/s
Light of wavelength 580nm illuminates a diffraction grating. The second-order maximum is at angle 41.5 degrees
An object undergoing simple harmonic motion takes 0.19 s to travel from one point of zero velocityto the next such point. Calculate the amplitude of the motion
How far below the surface is the insect actually located, How far below the surface is the insect actually located
A cross-country skier slides horizontally along the snow and comes to rest after sliding a distance of 28 m. determine her speed at the start of the slide
A light ray is incident (from air with n = 1) on a material with n = 1.5 as shown in the diagram below. Here ? = 38°. What is the angle of refraction in the material
consider the galvanic cell with sn2sn and agag both prepared with no3- as their anion and all solutions prepared at 1.0
What mass of stone is necessary if the temperature is not to drop below 18.5°C overnight. Sunlight shining in during the daytime is absorbed by the floor, interior walls, and objects in the room, raising their temperature to 37.5°C.
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