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 2840 d 2080 d 1420 d 1680 d 2840 d 2080 d 1420 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The draw of cotter need not exceed 10 mm 3 mm 20 mm 5 mm 10 mm 3 mm 20 mm 5 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to maximum normal stress theory, the maximum normal stress in the shaft is σ + √(σ² × 4τ²) √(σ² × 4τ²) (1/2) × √(σ² × 4τ²) (1/2) × [σ + √(σ² × 4τ²)] σ + √(σ² × 4τ²) √(σ² × 4τ²) (1/2) × √(σ² × 4τ²) (1/2) × [σ + √(σ² × 4τ²)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock load produced can be reduced by Decreasing the modulus of elasticity of the bar All of these Decreasing the cross-sectional area of the bar Increasing the length of bar Decreasing the modulus of elasticity of the bar All of these Decreasing the cross-sectional area of the bar Increasing the length of bar ANSWER DOWNLOAD EXAMIANS APP
Machine Design The valve rod in a steam engine is connected to an eccentric rod by Knuckle joint Bolted joint Universal coupling Cotter joint Knuckle joint Bolted joint Universal coupling Cotter joint ANSWER DOWNLOAD EXAMIANS APP
Machine Design Three different weights fall from a certain height under vacuum. They will take Times inversely proportional to weight to reach earth None of these Times proportional to weight to reach earth Same time to reach earth Times inversely proportional to weight to reach earth None of these Times proportional to weight to reach earth Same time to reach earth ANSWER DOWNLOAD EXAMIANS APP
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