Which of the following substances is insoluble in

A piece of ice is floating in water kept in a beaker. When all the ice melts the level of water will -

When a capacitor is fully charged in a DC circuit, the current through it is:

Frequency modulation (FM) changes:

The term ‘Isoneph' indicates the lines of equal –

Compared to fresh Water, the freezing point of sea water is -

‘Lubb-dupp’ sound is produced due to the action of

A soap bubble shows colours when illuminated with white light. This is due to –

If the specific heat at constant pressure Cₚ is greater than Cᵥ , the difference Cₚ -Cᵥ is equal to:

What does Ohm's Law state?