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A physics student performs a double-slit diffraction experiment on an optical bench, as shown in the figure below.
The light from a helium-neon laser has a wavelength of 632.8 nm.
The laser light passes through two slits divided by 0.020 mm. What is the distance among the centers of the central band and the first-order band?
Describe electric current, mobility of charge and drift velocity carriers in a conductor.Derive the relation between drift velocity of charge carriers and electric current in a con
What does it mean when a coulomb of charge has a certain number of joules?
A mass m rotating freely in a horizontal circle of radius 1 m on a frictionless smooth table supports a stationary mass 2m, attached to the other end of the string passing through
What are the safety terms to be inspected on Rotary Junction Box? Ans: Safety terms to be checked on rotary junction box are full tightness of all terminal connections, main
Q. Illustrate what is balanced field takeoff? Answer:- A balanced field with admiration to aircraft takeoff performance refers to the minimum length of runway that will pe
Motion of a swing Periodic Motion : Motion that repeats itself in equal intervals of time is known as periodic motion.
This is due to the surface tension of water. Because of the surface tension , the drop tends to have minimum possible surface area, and the shape which is possible with minimum su
what is clamper
you were to walk briefly in space without a spacesuit while far from the Sun (as an astronaut does in the movie 2001 ), you would feel the cold of space --while you radiated energ
Q. What is efficiency of a transformer? Efficiency of a transformer is described as the ratio of output power to the input power. η= output power / input power
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