NEET
Physics

Wiens Displacement Law

Low Priority
Consistency: 20%
Weightage: 4 / 20 Yrs

High-Yield Trend

1
2020
1
2018
1
2013
1
2006

Questions
4 MCQs

01
PYQ 2006
medium
physics ID: neet-200

A black body at emits radiations with maximum intensity at a wavelength of . If the temperature of the body is increased by the maximum intensity will be observed at:
1.
2.
3.
4.

1
(1)
2
(2)
3
(3)
4
(4)
02
PYQ 2013
easy
physics ID: neet-201
A piece of iron is heated in a flame. It first becomes dull red, then becomes reddish yellow and finally turns to white-hot. The correct explanation for the above observation is possible by using:
1. Wien’s displacement Law
2. Kirchhoff’s Law
3. Newton’s Law of cooling
4. Stefan’s Law
1
(1)
2
(2)
3
(3)
4
(4)
03
PYQ 2018
easy
physics ID: neet-201

The power radiated by a black body is and it radiates maximum energy at wavelength Temperature of the black body is now changed so that it radiates maximum energy at the wavelength The power radiated by it now becomes The value of is:

1. 2.
3. 4.
1
(1)
2
(2)
3
(3)
4
(4)
04
PYQ 2020
easy
physics ID: neet-202
Three stars and have surface temperatures and respectively. Star appears bluish, star appears reddish and star yellowish. Hence:
1.
2.
3.
4.
1
(1)
2
(2)
3
(3)
4
(4)

Preparing Wiens Displacement Law for NEET

Wiens Displacement Law is a specific sub-topic that frequently appears in the NEET examination. Understanding the underlying principles and practicing targeted questions is key to mastering this concept.

The questions compiled above are previous year questions (PYQs) directly related to Wiens Displacement Law. Practicing these specific questions helps you understand the difficulty level and the examiner's approach to this topic.

Topic Frequently Asked Questions

Is Wiens Displacement Law a high-weightage topic?

You can refer to the priority and consistency badges at the top of this page. High priority topics should be thoroughly revised multiple times before the exam.

Should I memorize the solutions?

No, it is highly recommended to understand the core concept and methodology behind each solution rather than memorizing them, as exact questions are rarely repeated, but the concepts definitely are.