Machine Design The initial tension (in newtons) in a bolt used for making a fluid tight joint like steam engine cover joints, is calculated by the relation (where d = Nominal diameter of bolt in mm) 2840 d 1420 d 1680 d 2080 d 2840 d 1420 d 1680 d 2080 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design A circular shaft can transmit a torque of 5 kN-m. If the torque is reduced to 4 kN-m, then the maximum value of bending moment that can be applied to the shaft is 3 kN-m 2 kN-m 4 kN-m 1 kN-m 3 kN-m 2 kN-m 4 kN-m 1 kN-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design The property of a material which enables it to be drawn into wires with the application of a tensile force, is called Malleability Plasticity Elasticity Ductility Malleability Plasticity Elasticity Ductility ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a riveted joint is equal to Pt /P Least of Pt, Ps and Pc/P Pc /P Ps /P Pt /P Least of Pt, Ps and Pc/P Pc /P Ps /P ANSWER DOWNLOAD EXAMIANS APP
Machine Design A riveted joint is a __________ fastening. Temporary Either A or B None of these Permanent Temporary Either A or B None of these Permanent ANSWER DOWNLOAD EXAMIANS APP
Machine Design A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be 2 τ 4 τ τ/2 τ 2 τ 4 τ τ/2 τ ANSWER DOWNLOAD EXAMIANS APP
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