Applied Mechanics and Graphic Statics A system of coplanar forces acting on a rigid body can be reduced to One couple only One force only None of these One force and one couple only One couple only One force only None of these One force and one couple only ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A 49 kg lady stands on a spring scale in an elevator. During the first 5 sec, starting from rest, the scale reads 69 kg. The velocity of the elevator will be 25 m/sec 15 m/sec 20 m/sec 10 m/sec 25 m/sec 15 m/sec 20 m/sec 10 m/sec ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A simple pendulum of length 1 has an energy E when its amplitude is A. If its amplitude is increased to 2A, the energy becomes 2E 4E E E/2 2E 4E E E/2 ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The centre of gravity of a triangle is at the point where three None of these Perpendicular bisectors of the sides of the triangle meet Medians of the triangle meet Bisectors of the angle of the triangle meet None of these Perpendicular bisectors of the sides of the triangle meet Medians of the triangle meet Bisectors of the angle of the triangle meet ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics A rod AB carries three loads of 30 N, 70 N and 100 N at distances of 20 mm, 90 mm and 150 mm respectively from A. Neglecting the weight of the rod, the point at which the rod will balance is 125.5 mm from A 119.5 mm from A 109.5 mm from A 132.5 mm from A 125.5 mm from A 119.5 mm from A 109.5 mm from A 132.5 mm from A ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics To double the period of oscillation of a simple pendulum The mass of its bob should be doubled The mass of its bob should be quadrupled Its length should be quadrupled Its length should be doubled The mass of its bob should be doubled The mass of its bob should be quadrupled Its length should be quadrupled Its length should be doubled ANSWER DOWNLOAD EXAMIANS APP