The ratio of change in velocity of a body to the total time taken by it is its __________________.
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Which of the following is NOT an application of Fiber optics?
The absolute refractive index of air is
Rate of work done is _______.
Light travels fastest in
Calculate the pressure (in Pa) if a thrust of 800 N is applied to an area of 16 m2.
_______________ states that the ratio of the potential difference across a conductor to the current flowing through it, is a constant, provided that its physical conditions, such as temperature, remain constant.
The spring balance works on the principle of __________