Dual Nature of Matter and Radiation [NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Physics]: Questions 34 - 37 of 97
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Question 34
Appeared in Year: 2006 (AIIMS)
Question MCQ▾
In photoelectric effect, the electrons are ejected from metals if the incident light has a certain minimum – [AIIMS]
Choices
Choice (4) | Response | |
---|---|---|
a. | Angle of incidence | |
b. | Wavelength | |
c. | Frequency | |
d. | Amplitude |
Question 35
Appeared in Year: 2006 (AIIMS)
Question MCQ▾
Three objects coloured black, gray and white can withstand hostile conditions up to 2800°C. These objects are thrown into a furnace where each of them attains a temperature of 2000°C. Which object will glow brightest?
Choices
Choice (4) | Response | |
---|---|---|
a. | Gray object | |
b. | The white object | |
c. | The black object | |
d. | None of the above |
Question 36
Appeared in Year: 2003 (AIIMS)
Question MCQ▾
Shown below are the black body radiation curves at temperatures and . Which of the following plots is correct?
[AIIMS, AMU 2002]
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 37
Appeared in Year: 2003 (AIIMS)
Question MCQ▾
If an electron and a photon propagate in the form of waves having the same wavelength, it implies that can they have the same –
Choices
Choice (4) | Response | |
---|---|---|
a. | Energy | |
b. | Angular momentum | |
c. | Momentum | |
d. | Velocity |