Machine Design A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is 15 N-m 5 N-m 10 N-m 7 N-m 15 N-m 5 N-m 10 N-m 7 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design The material commonly used for crane hooks is Wrought iron Mild steel Cast iron Aluminium Wrought iron Mild steel Cast iron Aluminium ANSWER DOWNLOAD EXAMIANS APP
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) 1680 d 2080 d 1420 d 2840 d 1680 d 2080 d 1420 d 2840 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design A chain drive transmits __________ power as compared to belt drive. More Less None of these Same More Less None of these Same ANSWER DOWNLOAD EXAMIANS APP
Machine Design A long helical spring having a spring stiffness of 12 kN/m and number of turns 20, breaks into two parts with number of turns 10 each in both the parts. If the two parts are connected in series, then the softness of the resultant spring will be 12 kN/m 6 kN/m 30 kN/m 24 kN/m 12 kN/m 6 kN/m 30 kN/m 24 kN/m ANSWER DOWNLOAD EXAMIANS APP
Machine Design A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, the junction radius is 60 mm and the junction pressure is 1.1 N/mm². The maximum hoop stress developed in the inner cylinder is 3.6 N/mm² tension 7.2 N/mm² tension 7.2 N/mm² compression 3.6 N/mm² compression 3.6 N/mm² tension 7.2 N/mm² tension 7.2 N/mm² compression 3.6 N/mm² compression ANSWER DOWNLOAD EXAMIANS APP
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