Question

Question #18491

Answer 1

The answer is `(a)`

Explanation:

`|vecA|=44`

`|vecB|=16`

`phi=30º`

The vector product is

`|vecC|=|vecA|*|vecB|*sinphi`

`=44*16*sin30º`

`=44*16*1/2=44*8=352`

`vecC` is perpendicular to `vecA` and `vecB`