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The addition of three masses 1.6 g, 7.32...

The addition of three masses 1.6 g, 7.32 g and 4.238 g. addressed upto proper decimal places is

A

13.158g

B

13.2g

C

13.16g

D

13.15g

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-UNITS AND MEASUREMENTS-ASSIGNMENT (SECTION - A)
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  2. A packet contains silver powder of mass 20.23 g pm 0.01 g Some of the ...

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  6. The uncertain digit in the measurement of a length reported as 41.68 c...

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  7. We can reduce random errors by

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  8. The number of significant figures in the measured value 0.0204 is

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  9. The number of significant figures in the measured value 26000 is

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  10. The number of significant zeros present in the measured value 0.020040...

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  14. Round off the value 2.845 to three significant figures

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  15. A length 5.997 m rounded off to three significant figures is written a...

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  16. The order of the magnitude of speed of light in SI unit is

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  18. What are the dimensions of the change in velocity ?

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  19. The dimensional formula for energy is

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  20. The pair of the quantities having same dimensions is

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