Subject :NSO Class : Class 6
Subject :NSO Class : Class 8
Ans 3:
Class : Class 8
correct answer is C as the ray would refract if its passing from a rarer to denser medium.
Ans 4:
Class : Class 6
It is Option C only, as when light travels from denser to rarer medium, it bends away from normal
Ans 5:
Class : Class 8
The answer is C because the ray would refract and be parallel to incident ray. also the emergent ray cant appear behind the incident ray
Ans 7:
Class : Class 10
It's A.When light travels from a denser to rarer medium,it bends TOWARDS the normal(Check normal in solution).Hence,answer is A.
Ans 8:
Class : Class 6
After checking the Snell's law, I found the answer to be C...But it says the correct answer is A
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Subject :NSO Class : Class 4
Ans 6:
Class : Class 4
Shuchi: P is an organism which has three stages in its life cycle. The young one is very similar to its parent.Ritu: Q is an organism which has four stages in its life cycle. The young one is very different from its parent.Now, let’s see which of the following options gives the right identities of Organisms P and Q:
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 4
Ans 8:
Class : Class 4
the solution is correct as this is not combination this is just simple paring that is converted to handshakes . answer is C
Ans 12:
Class : Class 4
As said in the solution no repeating of same pairs (AB and BA) so 15 is correct.
Ans 14:
Class : Class 8
Vighneshwar , Bhavya and Anika can you tell me how the answer is A ??? Why are you telling the wrong answer ???
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 8