Theory of Machine The maximum fluctuation of speed is the Difference of minimum fluctuation of speed and the mean speed Sum of maximum and minimum speeds Difference of the maximum and minimum speeds Variations of speed above and below the mean resisting torque line Difference of minimum fluctuation of speed and the mean speed Sum of maximum and minimum speeds Difference of the maximum and minimum speeds Variations of speed above and below the mean resisting torque line ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a screw jack, the effort required to lower the load W is given by P = W tan(φ - α) P = W cos(α + φ) P = W tan(α - φ) P = W tan(α + φ) P = W tan(φ - α) P = W cos(α + φ) P = W tan(α - φ) P = W tan(α + φ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two parallel and coplanar shafts are connected by gears having teeth parallel to the axis of the shaft. This arrangement is known as Helical gearing Spur gearing Spiral gearing Bevel gearing Helical gearing Spur gearing Spiral gearing Bevel gearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing, assuming uniform wear, is(Where μ = Coefficient of friction, W=Load over the bearing, R=Radius of bearing) ½μWR μwr ¾μWR ²/₃ μWR ½μWR μwr ¾μWR ²/₃ μWR ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the particles of a body moves perpendicular to its axis, then the body is said to have None of these Torsional vibration Transverse vibration Longitudinal vibration None of these Torsional vibration Transverse vibration Longitudinal vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of oscillation of a torsional pendulum is r/2πk. √(g/l) 2πr/k. √(g/l) 2πk/r. √(g/l) r/2πk. √(l/g) r/2πk. √(g/l) 2πr/k. √(g/l) 2πk/r. √(g/l) r/2πk. √(l/g) ANSWER DOWNLOAD EXAMIANS APP