Theory of Machine In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set to Reduce vibration Reduce slip Ensure proper alignment Ensure uniform loading Reduce vibration Reduce slip Ensure proper alignment Ensure uniform loading ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The advantage of the piston valve over the slide valve is that in the former case Both wear and power absorbed are low The pressure developed being high provides tight sealing Power absorbed is less Wear is less Both wear and power absorbed are low The pressure developed being high provides tight sealing Power absorbed is less Wear is less ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two pulleys of different diameters are connected by means of an open belt, the angle of contact at the ________ pulley must be taken into consideration. Smaller Larger Smaller OR Larger None of the listed here Smaller Larger Smaller OR Larger None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In full depth involute system, the smallest number of teeth in a pinion which meshes with rack without interference is 12 16 25 32 12 16 25 32 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction) α = 90° - φ α = 45° + φ/2 α = 45° - φ/2 α = 90° + φ α = 90° - φ α = 45° + φ/2 α = 45° - φ/2 α = 90° + φ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the number of links in a mechanism is equal to l, then the numbers of possible inversions are equal to l - 1 l - 2 l + 1 l l - 1 l - 2 l + 1 l ANSWER DOWNLOAD EXAMIANS APP