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The average life of an Indian is 56 year...

The average life of an Indian is 56 years .Find the number of times the human heart beats in the life of an Indian ,If the heat beats once in 0.8 s.

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SL ARORA-Units and Measurements-Exercise
  1. Which type of phenomenon can be used as a measure of time ? Given thre...

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  2. Why has 'second' been defined in terms of periods of radiation from Ce...

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  3. The average life of an Indian is 56 years .Find the number of times th...

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  4. The mean life of an elementary particle pion is 2xx10^(-7) ns. The age...

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  5. Find the number of seconds in 1 year. Express them in order magnitude.

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  6. Find the number of times the human heart beats in the life of 60 years...

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  7. Two atomic clocks allowend to run for a average life of an indian (s...

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  8. Age of the universe is about 10^(10) years whereas the mankind has exi...

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  9. Deduce dimensional formulae for angle.

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  10. The dimensional formula of angular velocity is

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  11. Deduce dimensional formulae for angular accelaration.

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  12. The dimensional formula of torque is

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  13. The dimensional formula for angular momentum is

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  14. Deduce dimensional formulae for moment of inertia.

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  15. Obtain dimensions of (i) impulse (ii) power (iii) surface energy (iv) ...

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  16. Give the unit and dimension of power.

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  17. Dimensions of surface energy are

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  18. Which one of the following represnts the correct dimensions of the coe...

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  19. Units and dimensions of bulk modulus are those of

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  20. Dimensions of force constant are

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