Theory of Machine According to Kennedy's theorem, if three bodies move relatively to each other, their instantaneous centers will lie on a Parabolic curve Rectangle Triangle Straight line Parabolic curve Rectangle Triangle Straight line ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A fixed gear having 200 teeth is in mesh with another gear having 50 teeth. The two gears are connected by an arm. The number of turns made by the smaller gear for one revolution of arm about the centre of bigger gear is 3 5 2 4 3 5 2 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A mechanism _________ for transmitting or transforming motion. None of these Can not be used Can be used Unpredictable None of these Can not be used Can be used Unpredictable ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by (where δ = Deflection of the spring) 1/2π. √(δ/g) 1/2π. √(g/δ) 2π. √(g/δ) 2π. √(δ/g) 1/2π. √(δ/g) 1/2π. √(g/δ) 2π. √(g/δ) 2π. √(δ/g) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the crank is at the outer dead centre, in a reciprocating steam engine, then the acceleration of the piston will be ω² r {(n + 1)/n} ω² r {(n - 1)/n} ω² r {n/(n - 1)} ω² r {n/(n + 1)} ω² r {(n + 1)/n} ω² r {(n - 1)/n} ω² r {n/(n - 1)} ω² r {n/(n + 1)} ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of maximum fluctuation of speed to the mean speed is called Coefficient of fluctuation of speed Maximum fluctuation of speed None of these Fluctuation of speed Coefficient of fluctuation of speed Maximum fluctuation of speed None of these Fluctuation of speed ANSWER DOWNLOAD EXAMIANS APP