Machine Design The root angle of a bevel gear is equal to Pitch angle - addendum angle Pitch angle - dedendum angle Pitch angle + addendum angle Pitch angle + dedendum angle Pitch angle - addendum angle Pitch angle - dedendum angle Pitch angle + addendum angle Pitch angle + dedendum angle ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a belt drive, if the pulley diameter is doubled keeping the tension and belt width constant, then it will be necessary to Increase the key width Decrease the key length Increase the key length Increase the key depth Increase the key width Decrease the key length Increase the key length Increase the key depth 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 Decreasing the cross-sectional area of the bar Increasing the length of bar All of these Decreasing the modulus of elasticity of the bar Decreasing the cross-sectional area of the bar Increasing the length of bar All of these 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 Alternating stress Yield stress Repeated stress Fluctuating stress Alternating stress Yield stress Repeated stress Fluctuating stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum efficiency of a square threaded screw is (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + sinφ) (1 - sinφ)/ (1 + cosφ) (1 + cosφ)/ (1 - sinφ) (1 + sinφ)/ (1 - sinφ) (1 - sinφ)/ (1 + sinφ) (1 - sinφ)/ (1 + cosφ) (1 + cosφ)/ (1 - sinφ) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Factor of safety for fatigue loading is the ratio of Endurance limit to the working stress Elastic limit to the working stress Elastic limit to the yield point Young's modulus to the ultimate tensile strength Endurance limit to the working stress Elastic limit to the working stress Elastic limit to the yield point Young's modulus to the ultimate tensile strength ANSWER DOWNLOAD EXAMIANS APP