Engineering Mechanics A weight of 1000 N can be lifted by an effort of 80 N. If the velocity ratio is 20, the machine is None of these Non-reversible Ideal Reversible None of these Non-reversible Ideal Reversible ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the centre of circular plate 1.0 cm 0.5 cm 2.5 cm 1.5 cm 1.0 cm 0.5 cm 2.5 cm 1.5 cm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The power developed by a body acted upon by a torque 'T' Newton meter (N - m) and revolving at ω radian/s is given by T.ω/4500 (in kilowatts) T.ω/60 (in watts) T.ω (in watts) T.ω/75 (in kilowatts) T.ω/4500 (in kilowatts) T.ω/60 (in watts) T.ω (in watts) T.ω/75 (in kilowatts) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If rain is falling in the opposite direction of the movement of a pedestrian, he has to hold his umbrella Less inclined when standing More inclined when standing Less inclined when moving More inclined when moving Less inclined when standing More inclined when standing Less inclined when moving More inclined when moving ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The periodic time of one oscillation for a simple pendulum is (where l = Length of the pendulum.) 2π. √(l/g) (1/2π). √(l/g) None of these (1/2π). √(g/l) 2π. √(l/g) (1/2π). √(l/g) None of these (1/2π). √(g/l) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The angular velocity (in rad/s) of a body rotating at N revolutions per minute is 2πN/60 πN/60 πN/180 2πN/180 2πN/60 πN/60 πN/180 2πN/180 ANSWER DOWNLOAD EXAMIANS APP
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