Theory of Machine The number of links and instantaneous centers in a reciprocating engine mechanism are 4, 6 4, 4 4, 5 5, 4 4, 6 4, 4 4, 5 5, 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The periodic time of one oscillation for a simple pendulum is 2π. √(g/l) (1/2π). √(g/l) (1/2π). √(l/g) 2π. √(l/g) 2π. √(g/l) (1/2π). √(g/l) (1/2π). √(l/g) 2π. √(l/g) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A point B on a rigid link AB moves with respect to A with angular velocity ω rad/s. The radial component of the acceleration of B with respect to A, is (where vBA = Linear velocity of B with respect to A) vBA /AB v²BA v²BA /AB vBA × AB vBA /AB v²BA v²BA /AB vBA × AB ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following statement is correct as regard to the difference between a machine and a structure? A machine transforms the available energy into some useful work, whereas in a structure no energy is transformed into useful work The parts of a machine move relative to one another, whereas the members of a structure do not move relative to one another All of these The links of a machine may transmit both power and motion, whereas the members of a structure transmit forces only A machine transforms the available energy into some useful work, whereas in a structure no energy is transformed into useful work The parts of a machine move relative to one another, whereas the members of a structure do not move relative to one another All of these The links of a machine may transmit both power and motion, whereas the members of a structure transmit forces only ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The unbalanced force due to reciprocating masses Varies in magnitude and direction both Varies in magnitude but constant in direction Varies in direction but constant in magnitude Constant in magnitude and direction both Varies in magnitude and direction both Varies in magnitude but constant in direction Varies in direction but constant in magnitude Constant in magnitude and direction both ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A mechanism consisting of four links is called a __________ mechanism. Compound Binary Simple None of these Compound Binary Simple None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS