Physics, asked by tiwarimahek, 5 months ago

a wire of cross sectional area 0.1 CM square at 30 degree Celsius is fixed between two rigid support how much tension will be produced in the wire when it is cooled by 20 degree

Answers

Answered by xyzmynameis

1

Answer:

(2) Numerical value of the physical quantity is

directly proportional to the unit of physical

quantity

(3) Numerical constant can be deduced by the

method of dimensions

(4) A number

Explanation:

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