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Find dimensions of permittivity of vacuu...

Find dimensions of permittivity of vacuum, if `F=frac(1)(4pi epsilon_0) frac(q_1q_2)(r^2)`

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CHETANA PUBLICATION-UNITS AND MEASUREMENTS-EXERCISE
  1. The density of mercury is 13.6 g//cm^3 using dimensional analysis expr...

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  2. An object is falling freely under the gravitational force. Its velocit...

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  3. Find dimensions of permittivity of vacuum, if F=frac(1)(4pi epsilon0) ...

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  4. List the reasons for arising uncertainties in observations.

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  5. What is an error explain types of error.

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  6. What are the methods to minimise errors?

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  7. Define. (i) Most probable value. (ii) Absolute error. (iii) Relati...

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  8. The masses of two bodies are measured to be 15.7 +- 0.2 kg and 27.3 +...

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  9. The side of an object measured by means of a vernier callipers is 3.52...

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  10. The distance travelled by an object in time (100+-1)s is (5.2+-0.1)m. ...

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  11. In a workshop a worker measures the length of a steel plate with a Ver...

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  12. If the measured values of two quantities are A +- Delta A and B +- Del...

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  13. Find the percentage error in kinetic energy of a body having mass 60.0...

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  14. In ohm's experiment, the values of unknown resistances were found to b...

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  15. If the length of a cylinder is l = (4.00 +-0.001) cm, radius r=(0.025 ...

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  16. State the rules for writing significant figures.

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  17. If the formula for a physical quantity is X=frac(a^4b^3)(c^frac(1)(3)d...

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  18. A dimensionally correct equation need not be actually correct, but a d...

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  19. Can two different physical quantities have same dimensions?

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  20. A dimensionally correct equation need not be actually correct, but a d...

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