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Monochromatic light strikes a diffraction grating at normal incidence before illuminating a screen 2.07 meters away. If the first order maxima are separated by 1.50 meters on the screen, find the distance between the two second-order maxima?
Two forces act on a 6.5 kg object sitting on friction-less horizontal surface and force is 25N in the(+) x-direction and the other is 35N in the (-)x-direction. What is the accelertation of the object
A 6.90-g lead bullet traveling at 420 m/s is stopped by a large tree. what is the increase in temperature of the bullet
An 80 kg skydiver falls through air with a density of 1.15 kg/m3 . Assume that his drag coefficient is C=0.57. What are the terminal speeds in both cases
An RL circuit has a 5 k resistor and a 1mH inductor. This circuit is driven by a 100 Hz sine wave with 1V amplitude. What is the amplitude of the current in the circuit
Suppose the space shuttle is in orbit 460km from the Earth's surface, and circles the Earth about once every 93.80 minutes. Find the centripetal acceleration of the space shuttle in its orbit. Express your answer in terms of g, gravitational accelera..
Unpolarized light is incident on a system of three polarizers. The second polarizer is oriented at an angle of 30 degrees with repect to the first, what is the intensity of the incident light
How does size effect fluorescence or emission from quantum dots and what you know about single quantum dot experiments for Nitride based quantum dot materials - as outlined in the lectures
A solar cell generates a potential difference of .1 V when a 500 ohm resistor is connected across it and a potential difference of .15 V when a 1000 ohm resistor is substituted.
A 2000 kg car is rolling at 2.0 m/s. You would like to stop the car by firing a 18 kg blob of sticky clay at it. How fast should you fire the clay
A 13g rifle bullet traveling 150m/s buries itself in a 3.7 kg pendulum hanging on a 2.9 m long string, which makes the pendulum swing upward in an arc. Resolve the horizontal component of the pendulum's maximum displacement.
As the drawing illustrates, a siren can be made by blowing a jet of air through 20 equally spaced holes in a rotating disk. What must be the angular speed in radians per second of the disk
two long parallel wires carry currents of 0.245 a in the same direction. if the wires are 0.034 m apart what is the
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