Machine Design The groove angle of pulleys for V-belt is More than 400 340 to 360 300 to 320 420 to 450 More than 400 340 to 360 300 to 320 420 to 450 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Applications in which stresses are encountered in one direction only uses following type of threads Buttress Acme Metric Square Buttress Acme Metric Square ANSWER DOWNLOAD EXAMIANS APP
Machine Design The efficiency of a square threaded screw is maximum if the helix angle is equal to(Where φ = Angle of friction) 45° - φ 90° - φ 45° - φ/2 45° + φ/2 45° - φ 90° - φ 45° - φ/2 45° + φ/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a steam engine, the piston rod is usually connected to the cross-head by means of a Cotter joint Oldham coupling Knuckle joint Universal joint Cotter joint Oldham coupling Knuckle joint Universal joint ANSWER DOWNLOAD EXAMIANS APP
Machine Design The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical stress concentration factor Kt as (Kt - 1)/ (Kf - 1) (Kf - 1)/ (Kt - 1) (Kf + 1)/ (Kt + 1) (Kt + 1)/ (Kf + 1) (Kt - 1)/ (Kf - 1) (Kf - 1)/ (Kt - 1) (Kf + 1)/ (Kt + 1) (Kt + 1)/ (Kf + 1) ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are 1000 N-m and 500 N-m respectively. If the combined shock and fatigue factor for bending is 1.5 and combined shock and fatigue factor for torsion is 2, then the equivalent twisting moment for the shaft is 2100 N-m 2050 N-m 2136 N-m 2000 N-m 2100 N-m 2050 N-m 2136 N-m 2000 N-m ANSWER DOWNLOAD EXAMIANS APP
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