1
AIIMS 2019
MCQ (Single Correct Answer)
+1
-0.33

If temperature of Sun $$=6000 \mathrm{~K}$$, radius of Sun is $$7.2 \times 10^5 \mathrm{~km}$$, radius of Earth $$=6000 \mathrm{~km}$$ and distance between Earth and Sun $$=15 \times 10^7 \mathrm{~km}$$. Find intensity of light on Earth.

A
$$19.2 \times 10^{16}$$
B
$$12.2 \times 10^{16}$$
C
$$18.3 \times 10^{16}$$
D
$$9.2 \times 10^{16}$$
2
AIIMS 2019
MCQ (Single Correct Answer)
+1
-0.33

Assertion : In both radioactivity and photoelectric effect electrons may be ejected.

Reason : In photoelectric effect and radioactivity emission occurs only of unstable elements.

A
If both assertion and reason are true and reason is the correct explanation of assertion.
B
If both assertion and reason are true, but reason is not the correct explanation of assertion.
C
If assertion is true, but reason is false.
D
If both assertion and reason are false.
3
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

The graph between the energy log E of an electron and its de-Broglie wavelength log $$\lambda$$ will be

A
AIIMS 2018 Physics - Dual Nature of Radiation and Matter Question 1 English Option 1
B
AIIMS 2018 Physics - Dual Nature of Radiation and Matter Question 1 English Option 2
C
AIIMS 2018 Physics - Dual Nature of Radiation and Matter Question 1 English Option 3
D
AIIMS 2018 Physics - Dual Nature of Radiation and Matter Question 1 English Option 4
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