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Round off the folowing number (v) 6.993 ...

Round off the folowing number
(v) `6.993 xx 10^4 ` to three digits.

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JBD PUBLICATION-PHYSICAL WORLD AND MEASUREMENT-EXAMPLE
  1. Round off the folowing number (iii)0.89991 to two digits

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  2. Round off the folowing number (iv) 12.853 to three digits.

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  3. Round off the folowing number (v) 6.993 xx 10^4 to three digits.

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  4. Solve with due regard to significant figure(12.4-12.21)^(1/2).

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  5. Weight of a body is 6.34 g and its volume is 1.7 cm^3.Wha will be the ...

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  6. If the error in the measurement of radius of a sphere is 3%,then what ...

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  7. Which of the following is the most precise device for measuring length...

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  8. Which of the following is the most precise device for measuring length...

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  9. Which of the following is the most precise device for measuring length...

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  10. What is the number of significnt figures in 0.00680?

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  11. Are all constants dimensioneless?Give examples in your support.

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  12. What are dimensions of energy density?

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  13. Can a physical quanitty have different dimensions in different systems...

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  14. What is the dimension of [T] in angular acceleration?

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  15. Match the physical quantities with their dimensions: .

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  16. What is dimension of length in angular momentum?

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  17. Dimensional formula for the coefficient of viscosity is :

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  18. Name three physical quantities having the same dimensinal formula as t...

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  19. How many joules are present in 1 kilowatt hour?

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  20. State whether the equation y=y0 sin (2pi)/v t is correct ,wherer t is ...

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