State the laws of thermodynamics.
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Explain the Hygrometers ?
What is Alloy ?
we know the speed of light...... then what is the speed of darkness?????????????
Explain the characteristics of dead stars?
Draw a graph between frequency of photon and velocity of photo electron?
in one optical instrument, what is the effect of usingtwo converging lenses?
Differentiate static and kinetic friction.
Explain the Shadows ?
Why the height of the mercury column is affected by the change in temperature ?
Why do we lean forward while climbing up a hill ?
What is ion pair energy?
assuming g = 9.8 m/sec2, what is the weight on earth, in newtons, of a 60 kilogram person?