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
The nucleon and proton numbers of a neutral atom of an element are 238 and 92 respectively. Det...
In alternating current circuit at resonance, the angle of lead or lag is?...
What are the units of thermal conductivity? ...
Which of the following factors does not affect the capacitance of a parallel plate capacitor? ...