Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Dual Nature of Radiation and Matter

Question:

Which of the following statements are correct?

A. Photo electric current does not depend on the nature of the emitter material.
B. Photo electric effect is an instantaneous process.
C. The stopping potential is directly related to the maximum kinetic energy of electrons emitted.
D. Energy required for the electron emission from the metal should be less than the work function.
E. The dualism of matter is inherent in the de Broglie relation.

Choose the correct answer from the options given below:

Options:

A, D and E Only

B, C and E Only

A, B and E Only

B, D and E Only

Correct Answer:

B, C and E Only

Explanation:

A. Photo electric current depend on the nature of the emitter material.
B. Photo electric effect is an instantaneous process.
C. The stopping potential is directly related to the maximum kinetic energy of electrons emitted.
D. Energy required for the electron emission from the metal should be greater than the work function.
E. The dualism of matter is inherent in the de Broglie relation.

The correct answer is Option (2) → B, C and E Only