The numerical value of a physical quantity is its _______________.
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An object with a mass of 22 kg moving with a velocity of 5 m/s possesses a kinetic energy of :
Anemometer is an instrument meant for measuring __________
When light passes from one medium to another, this phenomenon of change in its direction is called _____.
The antiparticle of an electron is
In which form is the supplied heat energy stored during change in temperature of substance?
What is the effective resistance (in Ω) of two resistors 20 Ω and 30 Ω connected in parallel?
Find the work done (in J) when a charge of 10 C moves across a potential difference of 2 V.
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