Machine Design The expansion joint is mostly used for pipes which carry steam at __________ pressures. Low Medium None of these High Low Medium None of these High ANSWER DOWNLOAD EXAMIANS APP
Machine Design The included angle for the British Association thread is 29° 47.3° 60° 55° 29° 47.3° 60° 55° ANSWER DOWNLOAD EXAMIANS APP
Machine Design When spring index increases, the value of Wahl's stress factor Increases exponentially Decreases linearly Remains same Increases linearly Increases exponentially Decreases linearly Remains same Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a band and block brake, the ratio of tensions on the tight and slack sides of band is given by (where μ = Coefficient of friction between the blocks and the drum, θ = Semi-angle of each block subtending at the centre of drum, and n = Number of blocks) T₁/T₂ = μθ × n T₁/T₂ = [(1 + μ tanθ)/ (1 - μ tanθ)]n T₁/T₂ = [(1 - μ tanθ)/ (1 + μ tanθ)]n T₁/T₂ = (μθ)n T₁/T₂ = μθ × n T₁/T₂ = [(1 + μ tanθ)/ (1 - μ tanθ)]n T₁/T₂ = [(1 - μ tanθ)/ (1 + μ tanθ)]n T₁/T₂ = (μθ)n ANSWER DOWNLOAD EXAMIANS APP
Machine Design A machine part subjected to _________ is called a strut. Any one of these An axial tensile force An axial compressive force A tangential force Any one of these An axial tensile force An axial compressive force A tangential force ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up with initial tension greater than the external load so that The resultant load on the bolt would not be affected by the external cyclic load Joint may not open up Bolts are weakest elements Bolts will not loosen during service The resultant load on the bolt would not be affected by the external cyclic load Joint may not open up Bolts are weakest elements Bolts will not loosen during service ANSWER DOWNLOAD EXAMIANS APP
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