A cone is in unstable equilibrium, has its potential ener...
A cone is in unstable equilibrium, has its potential energy
decreased
increased
unchanged
oscillating
Correct answer is B
In unstable equilibrium, potential energy decreases as the height decreases
Calculate the heat energy required to vaporize 50g of water initially at 80ºC if the speci...
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The mercury column in the barometer at notational atmospheric pressure has a height of? ...
The minimum energy required to remove an electron from an atom is known as ...
In a thermos flask, heat loss by radiation is minimizes by the ...