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An instrument is marked 3 A and 210 A. Find out the power of that instrument in horse power.

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An instrument is marked 3 A and 210 A. Find out the power of that instrument in horse power.


1 Answer


Given current ( I) = 3A

potential (V) = 210 V

power ( P) = ? 

Using formula , 

P = IV 

or, P = 3 *210 

or, P = 630 W 

therefore, 746 W = 1 hp

630 W = \(\frac{630}{746}\)

= 0.84 hp 

The power of that instrument in horsepower is 0.84 hp. 

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