Engineering Mechanics The maximum height of a projectile on a horizontal plane, is u² cos²α/g u² cos²α/2g u² sin²α/g u² sin²α/2g u² cos²α/g u² cos²α/2g u² sin²α/g u² sin²α/2g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to double the period of simple pendulum, the length of the string should be Quadrupled Doubled Halved None of these Quadrupled Doubled Halved None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A particle inside a hollow sphere of radius r, having coefficient of friction µ can rest up to height of r/A r/3 r/2 0.134 r r/A r/3 r/2 0.134 r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The resultant of two equal forces ‘P’ making an angle ‘θ’, is given by 2P sinθ/2 2P tanθ/2 2P cosθ/2 2P cotθ/2 2P sinθ/2 2P tanθ/2 2P cosθ/2 2P cotθ/2 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/4 g/3 None of these g/2 g/4 g/3 None of these g/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Work done is said to be zero, when Some force acts on a body, but displacement is zero None of these Either (A) or (B) No force acts on a body but some displacement takes place Some force acts on a body, but displacement is zero None of these Either (A) or (B) No force acts on a body but some displacement takes place ANSWER DOWNLOAD EXAMIANS APP