Engineering Mechanics If rain is falling in the opposite direction of the movement of a pedestrian, he has to hold his umbrella More inclined when standing Less inclined when standing More inclined when moving Less inclined when moving More inclined when standing Less inclined when standing More inclined when moving Less inclined when moving ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics For a self locking machine, the efficiency must be 1 Less than 50% Greater than 50% Equal to 50% 1 Less than 50% Greater than 50% Equal to 50% ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A differential pulley block has larger and smaller diameters of 100 mm and 80 mm respectively. Its velocity ratio is 40 10 20 5 40 10 20 5 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A particle moves along a straight line such that distance (x) traversed in 't' seconds is given by x = t² (t - 4), the acceleration of the particle will be given by the equation 3t² + 2t 6f - 8 6t² - 8t 6f - 4 3t² + 2t 6f - 8 6t² - 8t 6f - 4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The unit of angular velocity is rad/s Revolutions/min m/min Both (B) and (C) rad/s Revolutions/min m/min Both (B) and (C) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The Cartesian equation of trajectory is (where u = Velocity of projection, α = Angle of projection, and x, y = Co-ordinates of any point on the trajectory after t seconds.) y = (gx²/2u² cos²α) - x. tanα y = (gx²/2u² cos²α) + x. tanα y = x. tanα - (gx²/2u² cos²α) y = x. tanα + (gx²/2u² cos²α) y = (gx²/2u² cos²α) - x. tanα y = (gx²/2u² cos²α) + x. tanα y = x. tanα - (gx²/2u² cos²α) y = x. tanα + (gx²/2u² cos²α) ANSWER DOWNLOAD EXAMIANS APP
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