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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//6` watts

C

25 watts

D

none of these

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The correct Answer is:
A
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MOTION-UNITS AND DIMENSIONS, BASIC MATHEMATICS -Exercise - 1 (Objective Problems) (SECTON-A:- UNIT AND DIMENSION )
  1. Which of the following is not the name of the physical quantity?

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  2. Light year is the unit of

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  3. Parsec is a unit of

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  4. Which of the following is not the unit of time

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  5. Which of the following system of units is not based on units of mass, ...

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  6. The SI unit of the universal gravitational constant G is

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  7. S.I. unit of universal gas constant is

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  8. The unit of impulse is the same as that of

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  9. Which of the following is not the unit of energy?

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  10. A physical quantity is measured and the result is expressed as nu wher...

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  11. If the unit of length is micrometer and the unit of time is microsecon...

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  12. One kilo - watt hout is equal to

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  13. The angular frequency is measured in rad s^(-1). Its dimension in leng...

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  14. A pressure of 10^(6)" dyne"//cm^(2) is equivalent to :

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  15. In a certain system of units, 1 unit of time is 5 sec, 1 unit of mass ...

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  16. rho=2g//cm^(3) convert it into MKS system -

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  17. If the unit of force is 1 kN, unit of length 1 km and unit of time is ...

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  18. G = 6.67 xx 10^(-11) kg^(-1) m^(3) s^(-2). Convert it into CGS system.

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  19. The density of mercury is "13600 kg m"^(–3). Its value of CGS system w...

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  20. If the acceleration due to gravity is 10ms^(-2) and unit of length and...

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