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Vector vec(A) is 2cm long and is 60^(@) ...

Vector `vec(A)` is 2`cm` long and is `60^(@)` above the x-axis in the first quadrant. Vector `vec(B)` is `2 cm` long and is `60^(@)` below the x-axis in the fourth quadrant. The sum `vec(A)+vec(B)` is a vector of magnitudes

A

2 along+y-axis

B

2 along+x-axis

C

1 along-x-axis

D

2 along-x axis

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The correct Answer is:
B
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