Question

Surface area is

• A. Scalar
• B. Vector
• C. Neither scalar nor vectord
• D. Both scalar and vector

Answer 1

Answer: (A)

Scalar

Answer 2

$\varphi = \overset{\rightarrow}{B}.\overset{\rightarrow}{A}$. In this formula $\overset{\rightarrow}{A}$ is a area vector.