A) \[30\,\,N\]
B) \[40\,\,N\]
C) \[50\,\,N\]
D) \[90\,\,N\]
Correct Answer: B
Solution :
Let the unknown component be\['x'\]. \[\therefore \]\[{{50}^{2}}={{30}^{2}}+{{x}^{2}}\] \[{{x}^{2}}=2500-900,\,\,{{x}^{2}}=1600\] \[x=\sqrt{1600},\,\,x=40\,\,N\]You need to login to perform this action.
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