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Red light of wavelength 630 nm passes through two slits and then onto a screen that is 1.8 m from the slits. The center of the 3rd order bright band on the screen is separated from the central maximum by 0.86 cm .
Determine the frequency of the light.
Determine the slit separation
Determine the angle of the third-order bright band.
A 0.5 kilogram block attached to an ideal spring (k = 100 N/m) oscillates on a horizontal frictionless surface. Find the greatest speed of the block
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Water flows straight down from an open faucet. The cross-sectional area of the faucet is 2.00 x10-4 m2, and the speed of the water is 0.87m/s as it leaves the faucet.
a steel bar 10cm long is welded end to end with a copper bar 20cm long. each bar has the same cross sectional area on
question what are the directions of electric and magnetic field vectors relative to each other and relative to the
A ski starts from rest and slides down a 22° incline 75 m long. If the coefficient of friction is 0.09, what is the ski's speed at the base of the incline? If there is snow level at foot of the incline and it has the same coefficient of friction, ..
A 9.8 V battery is connected to a bulb whose resistance is 1.4 . How many electrons leave the battery per minute
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three particles each of which has a mass of 80g are positioned at the vertices of an equilateral traingle with side
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A car sits in anentrance ramp to a freeway, waiting for a break in the traffic. What is the acceleration of the car
An unstable particle at rest breaks up into two fragments of unequal mass. The mass of the lighter fragment is 2.30 10-28 kg, what is the speed of the heavier fragment
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