Machine Design The edges of the plates for cylindrical vessels are usually bevelled to an angle of 80° for Safety Reducing stress concentration Ease of manufacture Fullering and caulking Safety Reducing stress concentration Ease of manufacture Fullering and caulking ANSWER DOWNLOAD EXAMIANS APP
Machine Design A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is τ. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be τ 4 τ τ/2 2 τ τ 4 τ τ/2 2 τ ANSWER DOWNLOAD EXAMIANS APP
Machine Design A saddle key __________ power through frictional resistance only. Does not transmit Transmits None of these Either A or B Does not transmit Transmits None of these Either A or B ANSWER DOWNLOAD EXAMIANS APP
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 0.75 d 0.5 d 1.25 d d 0.75 d 0.5 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The value of Lewis form factor used in design of gears is Independent of size of teeth All of these Dependent on system of teeth Dependent on number of teeth of a gear Independent of size of teeth All of these Dependent on system of teeth Dependent on number of teeth of a gear ANSWER DOWNLOAD EXAMIANS APP
Machine Design Deep groove ball bearings are used for Heavy thrust load only Radial load at high speed Combined thrust and radial loads at high speed Small angular displacement of shafts Heavy thrust load only Radial load at high speed Combined thrust and radial loads at high speed Small angular displacement of shafts ANSWER DOWNLOAD EXAMIANS APP
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