Question
From where does the word "onomatopoeia"
originated?Solution
The word "onomatopoeia" is derived from two Greek words: "onoma" meaning "name" and "poiein" meaning "to make". The combination of these two words forms the word "onomatopoeia" which means "to make a name (or sound)".
If Planck’s constant h, gravitational constant G, and speed of light v are taken as fundamental units, the dimension of time is:
Which of the following equations correctly represents the momentum p of a photon of Energy E?
Which law states that energy can neither be created nor destroyed?
What is the magnitude of magnetic force per unit length on a wire carrying a current of 10 A and making an angle of 30° with the direction of a unif...
Which device measures temperature?
The Mohs scale is used to measure:
The surface tension of water on adding detergent to it –
The charge of an electron is approximately:
Which of the following is NOT a conductor of electricity?
The energy emitted by the Sun is due to
