1.

THE_DRIVING_AND_DRIVEN_SHAFTS_CONNECTED_BY_A_HOOKE‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•S_JOINT_WILL_HAVE_EQUAL_SPEEDS,_IF?$#

A. cos θ = sin α
B. sinθ = ±√tanα
C. tanθ = ±√cosα
D. cot θ = cos α
Answer» D. cot ‚âà√≠‚Äö√†√® = cos ‚âà√≠¬¨¬±


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