Machine Design In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by Decreasing the cross-section area of bar Would depend upon other factors Increasing the cross-section area of bar Remain unaffected with cross-section area Decreasing the cross-section area of bar Would depend upon other factors Increasing the cross-section area of bar Remain unaffected with cross-section area ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum efficiency of a square threaded screw is (1 + cosφ)/ (1 - sinφ) (1 - sinφ)/ (1 + cosφ) (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + sinφ) (1 + cosφ)/ (1 - sinφ) (1 - sinφ)/ (1 + cosφ) (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + sinφ) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The objective of idler pulley in belt drive is to Increase the power transmission capacity All the above objectives Increase the wrap angle and belt tension Decrease the tendency of belt to slip Increase the power transmission capacity All the above objectives Increase the wrap angle and belt tension Decrease the tendency of belt to slip 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 + P F P F.P F + P F ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bending stress in a curved beam is Maximum at the neutral axis Zero at the centroidal axis None of these Zero at the point other than centroidal axis Maximum at the neutral axis Zero at the centroidal axis None of these Zero at the point other than centroidal axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design In V-belt drive, belt touches At sides only Could touch anywhere Both at bottom and sides At bottom At sides only Could touch anywhere Both at bottom and sides At bottom ANSWER DOWNLOAD EXAMIANS APP
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