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12.63 - 10.2 = 2.43 ~~ 2.4...

`12.63 - 10.2 = 2.43 ~~ 2.4 `

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DC PANDEY ENGLISH-MEASUREMENT AND ERRORS-Subjective
  1. 12.63 - 10.2 = 2.43 ~~ 2.4

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  2. Write down the number of significant figures in the following (a) 6428...

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  3. Write the number of significant digits in the following (a) 1001 (b)...

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  4. State the number of significant figures in the following (a)0.007 m^...

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  5. Round the following numbers to 2 significant digits (a)3472 (b)84.1...

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  6. Perform the following operations (a)703 +7+0.66 (b) 2.21 x 0.3 ...

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  7. Add 6.75 xx (10^3) cm to 4.52 xx (10^2) cm with regard to significant ...

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  8. Evaluate(25.2 xx 1374)/(33.3). All the digits in this expression are s...

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  9. Solve with due regards to significant figures 4.0 xx (10^-4) - 2.5 x...

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  10. The mass of a box measured by a grocer's balance is 2.300kg. Two gold ...

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  11. A thin wire has length of 21.7 cm and radius 0.46 mm. Calculate the v...

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  12. A cube has a side of length 2.342m. Find volume and surface area in co...

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  13. Find density when a mass of 9.23 kg occupies a volume of 1.1m^3. Take ...

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  14. Length, breadth and thickness of a rectangular slab are 4.234 m, 1.005...

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  15. The radius of a sphere is measured to be (2.1+-0.5) cm. Calculate its ...

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  16. The temperature of two bodies measured by a thermometer are (2.1 +-0.5...

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  17. The resistance R= (V)/(I), where V= (100+-5.0) V and I=(10+-0.2)A. Fin...

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  18. Find the percentage error in specific resistance given by rho = (pir^2...

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  19. A physical quantity rho is related to four variables alpha, beta, gamm...

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  20. The period of oscillation of a simple pendulum is T = 2pisqrt(L//g). M...

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