HARD
12th Odisha Board
IMPORTANT
Earn 100

Explain with a neat diagram how X-rays are produced.

Important Questions on Atomic Physics

MEDIUM
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 3
The ratio of the areas within the electronic orbits for the first excited state to the ground state _____.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 4
In Rutherford's experiment of scattering of α-particles, transferring of maximum energy is possible only when the scattering angle is _____.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 5
What is the trajectory of scattered α-particles?
MEDIUM
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 6
The total energy of an electron in an atom is always negative.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 7
If the electron is in n=5 state, then the number of possible transition it can make is _____.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 8
Choose the correct one: An atom emits a photon when one of its orbital electron.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 9
Choose the correct one: Band spectrum is obtained whenever the incandescent vapour at low pressure of the excited substance are in their:
MEDIUM
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 16 - Atomic Physics>MODEL QUESTIONS>Q 1

Correct the following statement:

The energy of an electron in the first orbit of the hydrogen atom is -14eV.