Machine Design For high 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 An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'. One-eighth One-half One-fourth Double One-eighth One-half One-fourth Double ANSWER DOWNLOAD EXAMIANS APP
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 The creep in the belt is due to Material of belt Stresses beyond elastic limit of belt material Unequal extensions in the belt due to tight and slack side tensions Effect of temperature on belt Material of belt Stresses beyond elastic limit of belt material Unequal extensions in the belt due to tight and slack side tensions Effect of temperature on belt 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 (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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cast iron pipes are mainly used In water and sewage systems In pressure lubrication systems on prime movers All of these For conveying steam In water and sewage systems In pressure lubrication systems on prime movers All of these For conveying steam ANSWER DOWNLOAD EXAMIANS APP