EASY
12th Odisha Board
IMPORTANT
Earn 100

According to Bohr's theory the product of the velocity of the electron in nth Orbit and radius of the orbit is :

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Important Questions on Atomic Physics

EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 1
The atomic nucleus scatters alpha particles at large angles but not the electrons. Explain
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 2
Explain, why emission spectrum of hydrogen has many lines even though it has only one electron.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 3
Find out the regions in which the Lyman and Paschen series of hydrogen spectrum fall.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 4
If the frequency of incident light is doubled in a metallic plate, will the kinetic energy of electrons be also doubled?
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 5
How is photoelectric emission different from thermionic emission?
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 6
Find De-Broglie wavelength of 150 eV electron.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 7
State limitations of Rutherford's atomic model.
MEDIUM
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 9
Derive an expression for the speed of electron in nth orbit ?