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Dear sir please find the attached file's answer please sir

Dear sir please find the attached file's answer please sir 

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Grade:12

1 Answers

Aditya Gupta
2081 Points
2 years ago
since bt+cx is inside sine, we know that it should have the dimensions of an angle, which is dimensionless.
so, bt and cx should be individually dimensionless.
hence dim of b= 1/[T]
and dim of c= 1/[L]
so dim of b/c= [L]/[T], which pertains to speed or velocity.
KINDLY APPROVE :))

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