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If A =12.0 cm pm 0.1 cm and B 8.5 cm pm0...

If A =12.0 cm `pm` 0.1 cm and B 8.5 cm `pm`0.5 cm, find A + B

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SL ARORA-Units and Measurements-Exercise
  1. The refractive index of water as measured by the relaion mu = ("Real d...

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  2. In an experiment to measure focal length of a concave mirror , the val...

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  3. If A =12.0 cm pm 0.1 cm and B 8.5 cm pm0.5 cm, find A + B

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  4. If L1 = (12.0 +- 0.1) cm and L2 = (8.5 +- 0.5)cm find (L1 +L2) and (L1...

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  5. The temperature of two bodies measured by a thermometer are t1=20^@C ...

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  6. The lengths of two rods are 15.2+-0.2 cm and 10.7+-0.2 cm Find differe...

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  7. The lengths and breadth of a rectangle are (5.7 +- 0.1)cm and (2.4 +- ...

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  8. Time taken by a body in (20 +-0.2) second in undergoing a displacement...

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  9. The percentage errors in the measurement of length and time period of ...

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  10. If l(1) = (10.0 pm 0.1) cm and l(2) = (9.0 pm 0.1) cm , find the their...

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  11. The relative density of a material is found by weighing the body first...

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  12. The voltage across a lamp is (6.0 +- 0.1) V and the current passing th...

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

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  14. The radius of a sphere is (5.3 +- 0.1)cm The perecentage error in its ...

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  15. The measure of the diameter of a cylinder is (1.60 pm 0.01) cm and it...

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  16. The measured mass and volume of a body are 2.00 g and 5.0 cm^(3) respe...

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  17. A body travels uniformly a distance of ( 13.8 +- 0.2) m in a time (4.0...

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  18. During measurement of kinetic energy T , The percentage error in mean...

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  19. A physical quantify X is related to three observables a , b, c as X = ...

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  20. A physical quantity y is given by y=(P^2Q^(3//2))/(R^4S^(1//2)) The ...

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