1
CBSE 12th Physics Delhi Set 1 - 2023
MCQ (Single Correct Answer)
+1
-0

The energy of a photon of wavelength $$\lambda%$ is

A
$$h c \lambda$$
B
$$h c / \lambda$$
C
$$\lambda / h c$$
D
$$\lambda h / c$$
2
CBSE 12th Physics Delhi Set 1 - 2023
MCQ (Single Correct Answer)
+1
-0

Which of the following graphs correctly represents the variation of a particle momentum with its associated de-Broglie wavelength?

A
CBSE 12th Physics Delhi Set 1 - 2023 Physics - Dual Nature of Radiation Question 5 English Option 1
B
CBSE 12th Physics Delhi Set 1 - 2023 Physics - Dual Nature of Radiation Question 5 English Option 2
C
CBSE 12th Physics Delhi Set 1 - 2023 Physics - Dual Nature of Radiation Question 5 English Option 3
D
CBSE 12th Physics Delhi Set 1 - 2023 Physics - Dual Nature of Radiation Question 5 English Option 4
3
CBSE 12th Physics Outside Delhi Set 1 - 2023
MCQ (Single Correct Answer)
+1
-0

Which one of the following metals does not exhibit emission of electrons from its surface when irradiated by visible light?

A
Rubidium
B
Sodium
C
Cadmium
D
Caesium