Consider a tetrahedron with faces . Let be the vectors whose magnitudes are respectively equal to areas of and whose directions are perpendicular to these faces in outward direction. Then, equals |
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a) |
1 |
b) |
4 |
c) |
0 |
d) |
None of these |

Consider a tetrahedron with faces . Let be the vectors whose magnitudes are respectively equal to areas of and whose directions are perpendicular to these faces in outward direction. Then, equals |
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a) |
1 |
b) |
4 |
c) |
0 |
d) |
None of these |

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