Explain virtual image?
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When the letters of an opposite side board are found in a mirror as reverse,why the same is not shown as up and down?
Tell me why does a tilted gyroscope not fall?
Advantage of fixed pulley?
What is the Unit to measure pressure?
What are the applications of nmr spectroscopy?
In Einstein's mass energy relation E=mc2 why velocity of light is used and never ordinary velocities?what is the exact explanation?
What is Metals ?
Who first described how shock waves are formed?
What cycle most directly describes the working cycle of a heat engine operating as an ideal engine of maximum thermal efficiency?
while climbing a hill we bend forward. give a scientific reason for the same
How we are getting light from electrical bulb.Please brief in detail.
How many femtometers are in a nanometer?