Machine Design When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt) 1.25 d d 0.5 d 0.75 d 1.25 d d 0.5 d 0.75 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design In replacing the V-belts, a complete set of new belts is used instead of replacing a single damaged belt because Only one belt cannot be fitted with other used belts The new belt will carry more than its share and result in short life New and old belts will cause vibrations Belts are available in sets Only one belt cannot be fitted with other used belts The new belt will carry more than its share and result in short life New and old belts will cause vibrations Belts are available in sets ANSWER DOWNLOAD EXAMIANS APP
Machine Design When an open coiled helical compression spring is subjected to an axial compressive load, the maximum shear stress induced in the wire is (where D = Mean diameter of the spring coil, d = Diameter of the spring wire, K = Wahl's stress factor, and W = Axial compressive load on the spring) (2WD/ πd3) × K (8WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K (2WD/ πd3) × K (8WD/ πd3) × K (4WD/ πd3) × K (WD/ πd3) × K ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is wrong for a connecting rod? The most suitable section for the connecting rod is T-section If Ixx > 4 Iyy, the buckling will occur about Y-axis If Ixx < 4 Iyy, the buckling will occur about X-axis The connecting rod will be equally strong in buckling about X-axis and Y-axis, if Ixx = 4 Iyy The most suitable section for the connecting rod is T-section If Ixx > 4 Iyy, the buckling will occur about Y-axis If Ixx < 4 Iyy, the buckling will occur about X-axis The connecting rod will be equally strong in buckling about X-axis and Y-axis, if Ixx = 4 Iyy ANSWER DOWNLOAD EXAMIANS APP
Machine Design The design of pin of a rocker arm of an I.C. engine is based on Bearing failure All of these Shearing failure Bending failure Bearing failure All of these Shearing failure Bending failure ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Indian standard specifications, plain carbon steel designated by 40C8 contains carbon 0.20 to 0.40% 0.35 to 0.45% None of these 0.40 to 0.60% 0.20 to 0.40% 0.35 to 0.45% None of these 0.40 to 0.60% ANSWER DOWNLOAD EXAMIANS APP
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