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Two quantities A and B have different di...

Two quantities A and B have different dimensions. Which mathematical operation given below is physically meaningful?

A

`60^(@)`

B

`30^(@)`

C

`45^(@)`

D

`18^(@)`

Text Solution

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The correct Answer is:
A, B
`T sin alpha=qE cos 45^(@)` and `T cos alpha+qE sin 45^(@)=mg`
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