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A simple wheel and axle
Remove the cover from a pencil sharpener and bind a string tightly around the end of the shaft. Bind a weight of various kilograms to the end of the string and turn the handle. Note that the force required to turn the handle is much less than the force of gravity on the weight. Point out that the pencil sharpener is used as a wheel and axle in this demonstration.
why wouldn''t you be electrocuted if you walked under an electric transmission line during a rainstorm?
My question is that if voltage is increased, the electrons will move faster and the distance between them is changed. Why?
With a neat and clean diagram illustrate in brief the TIR. Describe critical angle and mention the two conditions for TIR.
Two flawlessly conducting spheres are in an evacuated region of space. One is at a potential of 12 volts as well as the other is at a potential of 15 volts. A free electron is rele
initial position time the vibration mean time time period of the bob t time
A body has a weight W kg on the surface of earth. What will be its weight on the surface of moon in gravitational units of force and SI units? Ans) mass of body=W/g At moon w
what is the difference between cohesive energy and binding eneergy
recombination of electrons and holes impurity semiconductor
what is the physics principle involved in the lens maker equation
UV radiations and X - rays are: UV radiations are produced by the high energy transitions of the electrons in atoms. UV radiations have wavelengths ranging from 0.4 m m to 1n
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