A) 0.95
B) 0.5
C) 0.25
D) 0.07
Correct Answer: A
Solution :
Bite angle, \[\alpha ={{\tan }^{-\,1}}\mu \] \[\cos \alpha =\frac{150-7.5}{150}=\frac{142.5}{150}=0.95\]You need to login to perform this action.
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