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In a certain system of units, 1 unit of ...

In a certain system of units, 1 unit of time is 5 sec, 1 unit of mass is 20 kg and 1 uint of length is 10m. In this system, one unit of power will correspond to :-

A

16 watts

B

`(1)/(16)` watts

C

25 watts

D

none of these.

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The correct Answer is:
A
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ALLEN -UNIT & DIMENSIONS, BASIC MATHS AND VECTOR -Exercise (O-2) Single Correct Type Questions.
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  2. If the unit of length be doubled then the numerical value of the unive...

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  3. If in a system the force of attraction between two point masses of 1kg...

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  4. In two different system of unit an acceleration is represented by the ...

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  6. Forces proportional to AB, BC & 2 CA act along the sides of triangle A...

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  7. A man rows a boat with a speed of 18 km/hr in northwest direction. The...

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  9. A vector of magnitude 10m in the direction 37^(@) south of west has it...

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  10. A plumber steps down 1 m out of his truck and walks 50m east and then ...

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  12. A body A is standing 20sqrt(3) m away in a direction 30^(@) north of e...

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  14. Consider three vectors A=hati +hatj-2hatk, B=hati +hatj+2hatk and C=...

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  16. x- component of a vector vecA is twice of its y-component and sqrt(2) ...

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