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A helium atom is in a galaxy travelling at a speed of 4.89 x 106 m/s away from the Earth.
An astronomer on Earth observes a frequency from the helium atom of 6.52 x 1014 Hz.
What frequency of light is emitted from the helium atom?
Explain New Terms for Describing Motion As mentioned in the last chapter, the mass of a cannonball is a measure of the amount of matter (in kilograms) that would balance agains
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current gain equations in 3 configurations.
In a Newton's ring experiment the diameter of n th ring is 0.46 cm it got shrink to a diameter of 0.40 cm when a liquid is given between the plane glass plate and Plano convex len
project report
State of Motion: Inertia is the tendency of an object to resist alters in its state of motion. State of motion of an object is described by its velocity - speed with a direc
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Gauss' law: The electric flux by a closed surface is proportional to the algebraic total of electric charges contained in that closed surface; in differential form, div E =
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