# The magnitude of the resultant of two forces A = 8 N and B = 6 N acting at a point angle of $90°$ between them is: 1. 14 N 2. 2 N 3. 10 N 4. 12 N

Subtopic:  Resultant of Vectors |
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The scalar and vector product of two vectors,  and  is equal to:

1.  -25 & $\left(7\stackrel{^}{\mathrm{i}}-\stackrel{^}{\mathrm{j}}-5\stackrel{^}{\mathrm{k}}\right)$

2.  25 & $\left(-7\stackrel{^}{\mathrm{i}}+\stackrel{^}{\mathrm{j}}-5\stackrel{^}{\mathrm{k}}\right)$

3.  0 & $\left(-7\stackrel{^}{\mathrm{i}}+\stackrel{^}{\mathrm{j}}+3\stackrel{^}{\mathrm{k}}\right)$

4.  -25 & $\left(-7\stackrel{^}{\mathrm{i}}+\stackrel{^}{\mathrm{j}}+5\stackrel{^}{\mathrm{k}}\right)$

Subtopic:  Vector Product |
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