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Three Couples of Equal Magnitude (M0=100 Nm)\left( M _ { 0 } = 100 \mathrm {~N} \cdot \mathrm { m } \right)

Question 7

Multiple Choice

Three couples of equal magnitude (M0=100 Nm) \left( M _ { 0 } = 100 \mathrm {~N} \cdot \mathrm { m } \right) e applied as shown. A single couple (in N ∙ m) that is statically equivalent to the three couples is:
 Three couples of equal magnitude  \left( M _ { 0 } = 100 \mathrm {~N} \cdot \mathrm { m } \right)  e applied as shown. A single couple (in N ∙ m)  that is statically equivalent to the three couples is:     A)   83.2 i - 89.4 j  B)   - 83.2 \boldsymbol { i } + 89.4 \boldsymbol { j }  C)   93.2 i + 79.4 j  D)   83.2 i + 89.4 j


A) 83.2i89.4j83.2 i - 89.4 j
B) 83.2i+89.4j- 83.2 \boldsymbol { i } + 89.4 \boldsymbol { j }
C) 93.2i+79.4j93.2 i + 79.4 j
D) 83.2i+89.4j83.2 i + 89.4 j

Correct Answer:

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