21 × 1 + 12= 22 22× 2 + 22 = 48 48 × 3 + 32= 153 153 × 4 + 42 = 628 628 × 5 + 52 = 3165
A bus moving along a circular track is an example of
Who discovered the electron?
Which Nobel Gas is also known as ‘Stranger Gas’?
Which of the following statements is true when we see 'rainbow'?
Mercalli scale is the instrument used for measuring the intensity of ___________.
The S.I. unit of the electric flux is
What force enables the drying of clothes in spin dryers?
Why is red colour preferred for danger signal lights?
Which lens is used in sodium reflector lamp ?
Which of the following determines the loudness or softness of the sound?
