Engineering Mechanics If n = number of members and y = number of joints, then for a perfect frame, n = ? 43892 43865 43864 43832 43892 43865 43864 43832 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If tension in the cable supporting a lift moving downwards is half the tension when it is moving upwards, the acceleration of the lift is g/3 g/2 None of these g/4 g/3 g/2 None of these g/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The center of gravity of a semi-circle lies at a distance of __________ from its base measured along the vertical radius. 8r/3 4r/ 3π 3r/4π 3r/ 8 8r/3 4r/ 3π 3r/4π 3r/ 8 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.) MS/3 None of these MS/5 MS/4 MS/3 None of these MS/5 MS/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A cable with a uniformly distributed load per horizontal meter run will take the following shape Straight line Elliptical Hyperbola Parabola Straight line Elliptical Hyperbola Parabola ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Work done is said to be zero, when No force acts on a body but some displacement takes place None of these Either (A) or (B) Some force acts on a body, but displacement is zero No force acts on a body but some displacement takes place None of these Either (A) or (B) Some force acts on a body, but displacement is zero ANSWER DOWNLOAD EXAMIANS APP