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Which of the following quantities has th...

Which of the following quantities has the same dimension as that of Planck's constant?

A

linear momentum

B

angular momentum

C

energy

D

power

Text Solution

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The correct Answer is:
B
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CHHAYA PUBLICATION-QUANTUM THEORY-Exercise (Multiple Choice Questions)
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  4. In case of photoelectric effect, the incident photon

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  5. Which of the following quantities has the same dimension as that of Pl...

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  6. In case of photoelectric effect, the graph of kinetic energy of photoe...

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  7. A body absorbs 5 xx 10^(29) photons of frequency 10^(20) Hz. Which of ...

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  8. The momentum of a photon (frequency = f, rest mass = 0) is

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  9. A monochromatic radiation of wavelength lamda and intensity I is incid...

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  10. The threshold frequency for a photosensitive metal is 3.3 xx 10^(14) H...

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  11. The anode voltage of a photocell is kept fixed. The wavelength lamda o...

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  12. A body of mass 60g is moving with a velocity of 10 m.s^(-1). The de Br...

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  13. If the de Broglie wavelength of a gas molecule at 0^(@)C be lamda, wha...

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  14. Two moving electrons have a ratio of 1 : 2 between their respective ki...

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  15. An electron is accelerated by a photential difference V and as a resul...

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  17. The wavelength of a light is 0.01 Å. If h be the Planck's constant, th...

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  18. Electron used in an electron microscope are accelerated by a voltage o...

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  19. The de Broglie wavelength associated with proton changes by 0.25% if i...

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