Engineering Mechanics The velocity ratio of a single purchase crab winch can be increased by All of these Increasing the length of the handle Increasing the radius of the load drum Increasing the number of teeth of the pinion All of these Increasing the length of the handle Increasing the radius of the load drum Increasing the number of teeth of the pinion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The moment of inertia of a thin rod of mass 'm' and length 'l', about an axis through its centre of gravity and perpendicular to its length is ml2/ 6 ml2/12 ml2/4 ml2/8 ml2/ 6 ml2/12 ml2/4 ml2/8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a differential pulley block with D and d as the diameters of larger and smaller pulley, is 2D/(D - d) 2D/(D + d) D/(D + d) D/(D - d) 2D/(D - d) 2D/(D + d) D/(D + d) D/(D - d) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The resultant of the two forces ‘P’ and ‘Q’ is ‘R’. If ‘Q’ is doubled, the new resultant is perpendicular to ‘P’. Then None of the listed here Q = 2R P = Q Q = R None of the listed here Q = 2R P = Q Q = R ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Static friction is always __________ dynamic friction. None of these Greater than Less than Equal to None of these Greater than Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a first system of pulleys with 4 pulleys is 4 8 16 20 4 8 16 20 ANSWER DOWNLOAD EXAMIANS APP
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