Engineering Mechanics The static friction All of these Always acts in a direction, opposite to that in which the body tends to move Bears a constant ratio to the normal reaction between the two surfaces Is independent of the area of contact, between the two surfaces All of these Always acts in a direction, opposite to that in which the body tends to move Bears a constant ratio to the normal reaction between the two surfaces Is independent of the area of contact, between the two surfaces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its vertex and parallel to the base, is __________ than that passing through its C.G. and parallel to the base. Four times Two times Six times Nine times Four times Two times Six times Nine times ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When a person, on a bicycle, drives round a curve, he has to lean __________ to maintain equilibrium. Inward Towards front Towards back Outward Inward Towards front Towards back Outward ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a single purchase crab winch can be increased by Increasing the number of teeth of the pinion Increasing the length of the handle All of these Increasing the radius of the load drum Increasing the number of teeth of the pinion Increasing the length of the handle All of these Increasing the radius of the load drum ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A spherical body is symmetrical about its perpendicular axis. According to Routh's rule, the moment of inertia of a body about an axis passing through its centre of gravity is (where, M = Mass of the body, and S = Sum of the squares of the two semi-axes.) None of these MS/3 MS/5 MS/4 None of these MS/3 MS/5 MS/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Two forces are acting at an angle of 120°. The bigger force is 40 N and the resultant is perpendicular to the smaller one. The smaller force is 20 N 120 N 40 N None of the listed here 20 N 120 N 40 N None of the listed here ANSWER DOWNLOAD EXAMIANS APP