Machine Design Idler pulley is used for For applying tension Changing the direction of motion of belt Increasing velocity ratio All of these For applying tension Changing the direction of motion of belt Increasing velocity ratio All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Spring stiffness is Its ability to absorb shocks Load required to produce unit deflection Its capability of storing energy Ratio of coil diameter to wire diameter Its ability to absorb shocks Load required to produce unit deflection Its capability of storing energy Ratio of coil diameter to wire diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design The design of pin of a rocker arm of an I.C. engine is based on Bending failure Bearing failure Shearing failure All of these Bending failure Bearing failure Shearing failure All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the efficiency of a triple riveted butt joint with double straps of unequal width (5 rivets per pitch length) should be 63 to 70% 45 to 60% 80 to 90% 70 to 83% 63 to 70% 45 to 60% 80 to 90% 70 to 83% ANSWER DOWNLOAD EXAMIANS APP
Machine Design The groove angle of pulleys for V-belt is More than 400 300 to 320 420 to 450 340 to 360 More than 400 300 to 320 420 to 450 340 to 360 ANSWER DOWNLOAD EXAMIANS APP
Machine Design If T₁ and T₂ are the tensions on the tight and slack sides of the belt respectively, and Tc is the centrifugal tension, then initial tension in the belt is equal to (T₁ + T₂ + Tc)/2 T₁ + T₂ + Tc (T₁ - T₂ + Tc)/2 T₁ - T₂ + Tc (T₁ + T₂ + Tc)/2 T₁ + T₂ + Tc (T₁ - T₂ + Tc)/2 T₁ - T₂ + Tc ANSWER DOWNLOAD EXAMIANS APP