CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

Assertion: The stars twinkle while the planets do not.
Reason: The stars are much bigger in size than the planets.


A
Both assertion and reason are true but the reason is the correct explanation of assertion
loader
B
Both assertion and reason are true but the reason is not the correct explanation of assertion
loader
C
Assertion is true but reason is false
loader
D
Both the assertion and reason are false
loader
E
Reason is true but assertion is false
loader

Solution

The correct option is B Both assertion and reason are true but the reason is not the correct explanation of assertion
Stars twinkle because of changing refractive index of atmosphere. As the apparent size (angle subtended at eye) of stars are small, the effect of this change on the direction of rays coming from star is more pronounced and they twinkle.
Stars are much bigger than planets.For example : Sun is a star much bigger than planets.

Physics

Suggest Corrections
thumbs-up
 
0


similar_icon
Similar questions
View More


similar_icon
People also searched for
View More



footer-image