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If a body placed at the origin is acted ...

If a body placed at the origin is acted upon by a force `vecF=(hati+hatj+sqrt2hatk)`, then which of the following statements are correct?
Magnitude of `vecF` is (2+ `sqrt2`)
Magnitude of `vecF` is 2.
`vecF` makes an angle of `45^@` with the Z-axis
`vecF` makes an angle of `30^@` with the Z-axis.
Select the correct answer using the codes given below

A

1 and 3

B

2 and 3

C

1 and 4

D

2 and 4

Text Solution

Verified by Experts

The correct Answer is:
B
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