Machine Design A key way lowers The strength of the shaft Both the strength and rigidity of the shaft The rigidity of the shaft The ductility of the shaft The strength of the shaft Both the strength and rigidity of the shaft The rigidity of the shaft The ductility of the shaft 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 All of these Decreasing the cross-sectional area of the bar Decreasing the modulus of elasticity of the bar Increasing the length of bar All of these Decreasing the cross-sectional area of the bar Decreasing the modulus of elasticity of the bar Increasing the length of bar ANSWER DOWNLOAD EXAMIANS APP
Machine Design A column of length l is fixed at both ends. The equivalent length of the column is l 2 l l/2 l/√2 l 2 l l/2 l/√2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The washer is generally specified by its Outer diameter Mean diameter Hole diameter Thickness Outer diameter Mean diameter Hole diameter Thickness ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress which vary from a minimum value to a maximum value of the same nature (i.e. tensile or compressive) is called Yield stress Alternating stress Fluctuating stress Repeated stress Yield stress Alternating stress Fluctuating stress Repeated stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design Two shafts A and B are made of the same material. The diameter of shaft A is twice as that of shaft B. The power transmitted by the shaft A will be __________ of shaft B. Sixteen times Twice Four times Eight times Sixteen times Twice Four times Eight times ANSWER DOWNLOAD EXAMIANS APP
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