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Subject :Physics    Class : Class 6

In the following questions, a statement of assertion is followed by a statement of reason. Mark the correct choice as:
Assertion : The dark part of a shadow that receives small amount light from the source is umbra.
Reason : Umbra is formed only by an extended source of light.

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 assertion is false but reason is true.


what is umbra?

Ans 1:

Class : >Class 7
Vansh, umbra is the darkest part of the shadow whereas penumbra is the lighter and slanting rays of the shadow which falls on a heavenly or celestial body during an eclipse. Hope it helped you. Regards, Niladri Chatterjee

Ans 2:

Class : >Class 7
Vansh, umbra is the darkest part of the shadow whereas penumbra is the lighter and slanting rays of the shadow which falls on a heavenly or celestial body during an eclipse. Hope it helped you. Regards, Niladri Chatterjee

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