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Find the number of seconds in 1 year. Ex...

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

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SL ARORA-Units and Measurements-Exercise
  1. The average life of an Indian is 56 years .Find the number of times th...

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

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

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

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

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

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  7. Deduce dimensional formulae for angle.

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  8. The dimensional formula of angular velocity is

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  9. Deduce dimensional formulae for angular accelaration.

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  10. The dimensional formula of torque is

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  11. The dimensional formula for angular momentum is

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  12. Deduce dimensional formulae for moment of inertia.

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

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  14. Give the unit and dimension of power.

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  15. Dimensions of surface energy are

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

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  17. Units and dimensions of bulk modulus are those of

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  18. Dimensions of force constant are

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  19. By the use of dimensions, show that energy per unit volume is equal to...

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  20. Show that angular momentum has the same dimensions as the Planck's con...

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