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The figure given above shows the temperature (T) – Time (t) plot when we start heating a piece of naphthalene. The temperature (T*) at the plateau of the curve signifies

Power required by a boy of mass 30 kg to run up a staircase of 40 steps in 10 seconds is (Height of each step is 15 cm) (Take g = 10 m/s2)

Which one among the following properties of a proton may change while it moves freely in a magnetic field?

The deformation involve changes in volume only the strain is called 

The process of photosynthesis involves conversion of

Four resistors of 10000 ohm, 1000 ohm, 100 ohm and 10 ohm are connected in parallel.

What will be their equivalent resistance