What is the term for the speed at which an object will overcome the gravitational attraction of the earth?
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what is relation between magnetic and electricity and why?
In which medium the velocity of sound is large?
Explain the Shadows ?
Explain the parallel force?
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If a number of planes are talking off form an aircraft carrier, what is the minimum interval required between the take-off of the successive planes ?
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Explain the Reflection of Light ?
how the tube light glows even if the starter is removed
Why does the reflection of objects seen on a cheap looking glass give distorted images ?
Why does and electric bulb make a bang or loud noise, when it is broken ?
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