Cryogenics is a branch of Physics that deal with ______.
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What is the effective resistance (in Ω) of two resistors 12 Ω and 24 Ω connected in parallel?
A curved mirror where the reflecting surface is curved inwards is called a
A high jumper runs for a while before taking a high jump so that the inertia of __ helps him take the long jump.
An earthquake of magnitude _________________ on Richter scale has thousand times more destructive energy than an earthquake of magnitude 4.
The kinetic energy of a ball weighing 0.5 kg moving with a velocity of 4 m/s will be
Which of the following devices converts Chemical energy into Electrical energy?
Acceleration due to gravity on a planet decreases with ______.