Machine Design When the belt speed increases Power transmitted decreases Power transmitted increases Power transmitted remains the same Power transmitted increases to a maximum value and then decreases Power transmitted decreases Power transmitted increases Power transmitted remains the same Power transmitted increases to a maximum value and then decreases ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a key, it is assumed that the distribution of forces along the length of key Varies linearly Varies exponentially, being less at the torque-input end Varies exponentially, being more at the torque-input end Is uniform throughout Varies linearly Varies exponentially, being less at the torque-input end Varies exponentially, being more at the torque-input end Is uniform throughout ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to Unwin's formula, the relation between the diameter of rivet hole (d) and the thickness of plate (t) is given by (where d and t are in mm) d = 6√t d = √t d = 1.6√t d = 2√t d = 6√t d = √t d = 1.6√t d = 2√t ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a square key made of mild steel, the shear and crushing strength are related as Shear strength is less than crushing strength Shear strength is greater than crushing strength Shear strength is equal to crushing strength None of these Shear strength is less than crushing strength Shear strength is greater than crushing strength Shear strength is equal to crushing strength None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The condition for maximum power transmission is that the maximum tension in the flat belt should be equal to(Where, Pc = tension in belt due to centrifugal force) 1 Pc Pc/3 3 Pc 2 Pc 1 Pc Pc/3 3 Pc 2 Pc ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of pulleys for V-belt is 340 to 360 More than 400 420 to 450 300 to 320 340 to 360 More than 400 420 to 450 300 to 320 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS