Machine Design Cold working Has no influence on fatigue strength Alone has no influence on fatigue strength Decreases the fatigue strength Increases the fatigue strength Has no influence on fatigue strength Alone has no influence on fatigue strength Decreases the fatigue strength Increases the fatigue strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design A compound belt drive is used when Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the same directions None of these Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the same directions None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a bevel gear having the pitch angle θ, the ratio of formative number of teeth (TE) to actual number of teeth (T) is sinθ cosθ 1/cosθ 1/tanθ 1/sinθ sinθ cosθ 1/cosθ 1/tanθ 1/sinθ ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two rigid plates are clamped by means of bolt and nut with an initial force F. After tightening, a separating force P (P < F) is applied to the lower plate, which in turn acts on the nut. The tension in the both after this is P F + P F F.P P F + P F F.P ANSWER DOWNLOAD EXAMIANS APP
Machine Design Shaft coupling is used in machinery to Introduce protection against over loads All of these Reduce the transmission of shock loads Introduce mechanical flexibility Introduce protection against over loads All of these Reduce the transmission of shock loads Introduce mechanical flexibility ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum stress due to stress concentration in a bar having circular transverse hole, as compared to its static stress without hole will be 4 times more 3 times more 2 times more Same in both cases 4 times more 3 times more 2 times more Same in both cases ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS