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On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because:
The ratio of the useful heat drop to the isentropic heat drop is called
Heat flux increases with temperature drop beyond the Leiden frost point in the plot of heat flux vs. temperature drop for a boiling liquid, because
On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because
The ratio of total useful heat drop to the total isentropic heat drop, is called
The constellations of stars appear at different positions in the sky at different times during night mainly ________