Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Dual Nature of Radiation and Matter question

2002 · Q131
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /NEET
  3. /Physics
  4. /Dual Nature of Radiation and Matter
  5. /2002 · Q131

Dual Nature of Radiation and Matter question

2002 · Q131

NEETPhysicsDual Nature of Radiation and MatterMCQ+4 / −1
The value of Planck's constant is
  1. A
    6.63 ×\times× 10−-−34 J/sec.
  2. B
    6.63 ×\times× 10−-−34 kg-m2/sec
  3. C
    6.63 ×\times× 10−-−34 kg-m2
  4. D
    6.63 ×\times× 10−-−34 J-sec.
View written solutionFree

Correct answer: D

The value of Planck’s constant is 6.63 ×\times× 10−-−34 J-sec.

PreviousNext

More from Dual Nature of Radiation and Matter

  • If particles are moving with same velocity, then which has maximum de Broglie wavelength?2002 · MCQ
  • When ultraviolet rays incident on metal plate then photoelectric effect does not occur, it occurs by incidence of2002 · MCQ
  • Which of the following is not the property of cathode rays ?2002 · MCQ
  • In Thomson mass spectrograph E⊥B then the velocity of electron beam will be2001 · MCQ
  • Which one among the following shows particle nature of light?2001 · MCQ
  • A photo-cell is illuminated by a source of light, which is placed at a distance d from the cell. If the distance become d/2, then number of electrons emitted per second, will be2001 · MCQ
  • By photoelectric effect, Einstein proved2000 · MCQ
  • Who evaluated the mass of electron infirectly with help of charge2000 · MCQ