Strength of Materials If a rigid body is in equilibrium under the action of three forces, then the lines of action of these forces meet in a point these forces are equal the lines of action of these forces meet in a point & the lines of action of these forces are parallel the lines of action of these forces are parallel the lines of action of these forces meet in a point these forces are equal the lines of action of these forces meet in a point & the lines of action of these forces are parallel the lines of action of these forces are parallel ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A single force and a couple acting in the same plane upon a rigid body are equivalent cannot balance each other produce moment of a couple balance each other are equivalent cannot balance each other produce moment of a couple balance each other ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A force acting on a body may retard its motion introduce internal stresses change its motion All of the listed here retard its motion introduce internal stresses change its motion All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The resultant of the following three couples 20 kg force, 0.5 m arm, + ve sense 30 kg force, 1 m arm, – ve sense 40 kg force, 0.25 m arm, + ve sense having arm of 0.5 m will be 10 kg, + ve sense 10 kg, - ve sense 20 kg, + ve sense 20 kg, - ve sense 10 kg, + ve sense 10 kg, - ve sense 20 kg, + ve sense 20 kg, - ve sense ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A flywheel on a motor goes from rest to 1000 rpm in 6 sec. The number of revolutions made is nearly equal to 25 100 50 250 25 100 50 250 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The resultant of the following three couples 20 kg force, 0.5 m arm, + ve sense 30 kg force, 1 m arm, – ve sense 40 kg force, 0.25 m arm, + ve sense having arm of 0.5 m will be 20 kg, + ve sense 20 kg, – ve sense 10 kg, – ve sense 10 kg, + ve sense 20 kg, + ve sense 20 kg, – ve sense 10 kg, – ve sense 10 kg, + ve sense ANSWER DOWNLOAD EXAMIANS APP