Which of the following statement(s) is/are correct?

I. When a liquid expands its density falls
II. When a mercury-in-glass thermometer is placed in a hot liquid, the mercury level first descends and then rises.
III. The apparent expansion of a liquid is greater than its real expansion.

Similar Questions

A simple pendulum, has a period of 5.77 seconds. When the pendulum is shortened by 3 m, the period i...

The process of detecting a pin mistakenly swallowed by a child is X-ray ...

Determine the speed of the wave. ...

In a semi conductor junction diode, as the depletion or barrier layer is forward-biased, the layer ...

Musical instruments playing the same note can be distinguished from one another owing to the differe...

 In an electric circuit, an inductor of inductance 0.5 H and resistance 50\(\Omega\) is connect...

A ball is thrown vertically into the air with an initial velocity u. What is the greatest height rea...

Which of the following instruments is best for measuring the diameter of a thin constantan wire? ...

Which of the following representations is correct for an atom X with 28 electrons and 30 neutrons?...

The resultant of two forces P and Q is least when the angle between them is ...