Machine Design The surface finish factor for a mirror polished material is 0.45 1 0.65 0.85 0.45 1 0.65 0.85 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the speed of belt increases, The coefficient of friction between the belt and pulley increases The power transmitted will decrease The coefficient of friction between the belt and pulley decreases The power transmitted will increase The coefficient of friction between the belt and pulley increases The power transmitted will decrease The coefficient of friction between the belt and pulley decreases The power transmitted will increase ANSWER DOWNLOAD EXAMIANS APP
Machine Design Gear box is used For speed reduction To obtain variable speeds To produce torque To increase efficiency of system For speed reduction To obtain variable speeds To produce torque To increase efficiency of system ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to determine the stresses in a thin cylinder due to an internal pressure, it is assumed that All of these The effect of curvature of the cylinder wall is neglected The effect of the restraining action of the heads at the end of the pressure vessel is neglected The tensile stresses are uniformly distributed over the section of the walls All of these The effect of curvature of the cylinder wall is neglected The effect of the restraining action of the heads at the end of the pressure vessel is neglected The tensile stresses are uniformly distributed over the section of the walls ANSWER DOWNLOAD EXAMIANS APP
Machine Design The circumferential and longitudinal strains in a cylindrical boiler under internal steam pressure are εc and εl respectively. The change in volume of the boiler cylinder per unit volume will be εc + εl² 2εc + εl εc² + εl εc + 2εl εc + εl² 2εc + εl εc² + εl εc + 2εl ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by the belt drive can be increased by Increasing the initial tension in the belt Increasing wrap angle by using idler pulley Dressing the belt to increase the coefficient of friction All of these Increasing the initial tension in the belt Increasing wrap angle by using idler pulley Dressing the belt to increase the coefficient of friction All of these ANSWER DOWNLOAD EXAMIANS APP