Which one among the following components is used as an amplifying device?
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If the velocity of a body is halved its kinetic energy ________________.
Which phenomena shows the particle nature of light?
A current I flows through a resistor. A source maintains a potential difference of V across the resistor. The energy supplied by the source in time t is
Find the position of the image formed by a concave mirror when the object is placed between P and F?
Pressure is measured in terms of
The unit of which physical quantity is not pascal?
Newton's first law is also known as _______.
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