Machine Design For low and moderate speed engines, the cam follower should move with Uniform velocity Uniform acceleration and retardation Simple harmonic motion Cycloidal motion Uniform velocity Uniform acceleration and retardation Simple harmonic motion Cycloidal motion ANSWER DOWNLOAD EXAMIANS APP
Machine Design The surface finish factor for a mirror polished material is 0.45 0.85 0.65 1 0.45 0.85 0.65 1 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a metal or alloy is cold worked, Its hardness and strength increases None of these It is worked below recrystallization temperature Both (A) and (B) Its hardness and strength increases None of these It is worked below recrystallization temperature Both (A) and (B) 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 The effect of curvature of the cylinder wall is neglected All of these 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 The effect of curvature of the cylinder wall is neglected All of these 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 arms of the pulleys for flat belt drive have Major axis twice the minor axis Elliptical cross-section All the three characteristics Major axis in plane of rotation Major axis twice the minor axis Elliptical cross-section All the three characteristics Major axis in plane of rotation 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 2εc + εl εc² + εl εc + 2εl εc + εl² 2εc + εl εc² + εl εc + 2εl εc + εl² ANSWER DOWNLOAD EXAMIANS APP