Engineering Mechanics The angular velocity (in rad/s) of a body rotating at N revolutions per minute is 2πN/60 πN/180 2πN/180 πN/60 2πN/60 πN/180 2πN/180 πN/60 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to determine the effects of a force, acting on a body, we must know Line of action of the force All of these Magnitude of the force Nature of the force i.e. whether the force is push or pull Line of action of the force All of these Magnitude of the force Nature of the force i.e. whether the force is push or pull ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A trolley wire weighs 1.2 kg per meter length. The ends of the wire are attached to two poles 20 meters apart. If the horizontal tension is 1500 kg find the dip in the middle of the span 5.0 cm 3.0 cm 4.0 cm 2.5 cm 5.0 cm 3.0 cm 4.0 cm 2.5 cm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics An ideal machine is one whose efficiency is Between 70 and 80% Between 60 and 70 % 1 Between 80 and 90% Between 70 and 80% Between 60 and 70 % 1 Between 80 and 90% ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the body falls freely under gravity, then the gravitational acceleration is taken as +8.9 m/s2 -8.9 m/s2 +9.8 m/s2 -9.8 m/s2 +8.9 m/s2 -8.9 m/s2 +9.8 m/s2 -9.8 m/s2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A force while acting on a body may Change its motion Balance the forces, already acting on it Give rise to the internal stresses in it All of these Change its motion Balance the forces, already acting on it Give rise to the internal stresses in it All of these ANSWER DOWNLOAD EXAMIANS APP