Question
If A + B means A is father of B, A – B means A is
sister of B, A × B means A is husband of B and A÷B means A is wife of B, then which of the following means A is maternal grandmother of D?Solution
A pond of water appears less deep due to –
Which law states that the ratio of the potential difference across a conductor to the current through it is constant, provided the temperature remains c...
When white light passes through a glass prism, which color deviates the least?
The weight (W) of a body is derived from which formula?
What is the momentum of a 2 kg object moving at 3 m/s? Â
In an experimental arrangement of a Fresnel's biprism, monochromatic light of wavelength 2. is used to produce interference fringe pattern. On introduc...
Parsec is the unit of
Match the following machines with their working principles:
(i) Electric motor -Â (a) Heat energy into mechanical energy
(ii) Steam engin...
What happens to the electrostatic force between two charges when the distance between them decreases?Â
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