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
| 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.
2.
3.
4.
1
(1)
2
(2)
3
(3)
4
(4)