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The length and breadth of a rectangle ar...

The length and breadth of a rectangle are 6.01 m and 12 m. Taking the significant figure into account the area of the rectangle is :

A

`72.00m^(2)`

B

`72.1m^(2)`

C

`72m^(2)`

D

`72.12m^(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Speical theory of relativity deals with space, mass and time only. It does not deal with motion of planets.
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PREMIERS PUBLISHERS-NATURE OF PHYSICAL WORLD AND MEASUREMENT-OTHER IMPORTANT QUESTIONS & ANSWERS (I. Multiple Choice Questions.)
  1. Round off to the number 12.653 upto 3 digits:

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  2. If f=x^(2), then the relative error in f is :

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  3. The length and breadth of a rectangle are 6.01 m and 12 m. Taking the ...

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  4. Which of the following digits are significant?

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  5. Column I gives three physical quantities. Select the appropriate units...

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  6. The dimensional formula for relative density is :

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  7. The dimensions of Hubble's constant are :

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  8. The dimensional formula of Planck's constand h is

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  9. Match the physical quantities given in column I with dimensions given ...

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  10. Select the odd man out from the following parameters.

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  11. Dimensions of impulse are :

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  12. Of the following …………….. Has dimensions.

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  13. ………………….. Have the same dimensional formula.

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  14. Which of the following is dimensional constant?

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  15. A wire has a mass 0.3pm 0.003g radius 0.5pm0.005mm and length 6pm 0.06...

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  16. The dimension of a quantity (h gamma)/(c ) where h is the planck's con...

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  17. In a particular system, the unit of length, mass and time are chosen t...

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  18. The dimensional formula of the constant ''a'' in Vanderwaals gas eqaut...

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  19. Force F is given by F=at+bt^(2). Where ''t'' is time. What are the dim...

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  20. The radius of a sphere is measured as (2.1 pm 0.5)cm. Its surface area...

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