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ACCELERATION DUE TO GRAVITY.
In the absence of air resistance, all objects in free fall near the surface of the earth move in the direction of the earth with a uniform acceleration. This acceleration is called as acceleration because of gravity.
A bird flies in the east direction with a speed of 5 ms -1 . The wind is blowing towards north at a speed of 3 ms -1 . Determine the relative velocity of the bird with
a) Thomson's heat is proportional to the current passing by the conductor. b) This effect is produced when parts of similar conductor are kept at dissimilar temperature. c) I
State Gauss divergence theorem in vector calculus?
A mass flow of 10kg/s of water vapor at 30bar and 500 0 C flows steadily through the inlet an insulated turbine. The pressure of the water is reduced to 1bar at the turbi
Q. Define critical temperature. The temperature at that electrical resistivity of the material suddenly drops to zero and the material changes from normal conductor to a super
Q. The minimum wavelength of X-rays produced in a Coolidge tube is 0.05 nm. Find the operating voltage of the Coolidge tube. λmin = 12400 A 0 / V = 0.5 X 10 -10 m Theref
Emission spectrum of hidrogen is different from emission spectrum of sodium.Why? Ans) Because, in sodium atom there are already many other electrons present in the atom aother than
If electrons are treated as classical particles,which statistics will they follow?
When a body or a moving particle repeats its motion along an exact path after regular parts of time, its rotation is said to be Periodic Motion and interval of time is known as per
how is Rainbow is formed in a Environment ?
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