plz ans this question !its urgent .....wid explanation
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pahiroy1221:
k i don't know then :)
it'sokkk
i am in 6 standard and i answered 10th standard question?
i thought it was 10th standard only
gud
i thought it was 6th standard
but the concept of 10th class is different from that of 6th means as addition there is refraction also
yep
but i study 9 standard and 10 starndard books
sorry for typo
Answers
Answered by
1
the answer is p as the angle of ray of intersection is equal to the other angle of reflection making it the best for the set up. due to refraction th ray will go straight.thus it is the best
please mark brainliest
welcome pahiroy201
Answered by
2
Actually the answer is Q for sure because for this set up
1)the pins should be minimum 5 CMs far
2)the angle of incidence should be between 30 and 60 degree
I did this experiment in lab so please believe me and mark as brainliest
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