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IF the size of an atom ( = 1Å) were enla...

IF the size of an atom ( = 1Å) were enlarged to the tip of a sharp pin `(~= 10^(-5)m)`, how large would the height of mout everest `(~= 10^4m)` be?

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If the size of a nucleus (~~10^(-15)m) is scaled up to the tip of a sharp pin (~~ 10^(-5)m), what roughly is the size of an atom?

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If the size of the nucleus ( in the range of 10^(-15)" to "10^(-14)m ) is scaled upto the tip of a sharp pin (approx 10^(-5) m) , what roughly is the size of the atom? Assume tip of the pin to be in the range 10^(5)m " to "10^(-4)m .

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If the size of nucleus (in the range of 10^(-15) m to 10^(-4) m) is scaled up to the tip of a sharp pin, what roughly is the size of an atom? Assume tip of the pin to be in the range 10^(-5) m to 10^(-4) m.

If the observable universe (approx 10^(26)m) is shrunk to the size of the earth (approx 10^(7)m) , how large would be milky way on this scale?

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An electron revolves around the nucleus of an atom in a circular orbit of radius 4 Å with a speed of 5xx 10^(6)m//s . What is the angular momentum of the electron ? [ m_(e) = 9 xx 10^(-31) kg ].

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SL ARORA-Units and Measurements-Exercise
  1. Compare the period of rotation of planet Mars about the sun with that ...

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  2. A drop of olive oil of radius 0.3 mm spreads into a rectangular film o...

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  3. IF the size of an atom ( = 1Å) were enlarged to the tip of a sharp pin...

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  4. If an atom of size 10^(-10)m were enlarged to the size of the earth (~...

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  5. if the universe were shrunk to the size, of earth, how large would the...

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  6. A neutron star has a density equal to that of nuclear matter (~= 2.8X0...

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  7. Which type of phenomenon can be used as a measure of time ? Given thre...

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

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

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

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

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

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

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

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  15. Deduce dimensional formulae for angle.

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  16. The dimensional formula of angular velocity is

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  17. Deduce dimensional formulae for angular accelaration.

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  18. The dimensional formula of torque is

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  19. The dimensional formula for angular momentum is

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  20. Deduce dimensional formulae for moment of inertia.

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