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 & the lines of action of these forces are parallel the lines of action of these forces meet in a point the lines of action of these forces are parallel 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 meet in a point the lines of action of these forces are parallel these forces are equal ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Which of the following is not a scalar quantity acceleration volume mass density acceleration volume mass density ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Limiting force of friction is the The friction force acting when the body is just about to move the friction force acting when the body is in motion Ratio of limiting friction and normal reaction Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction The friction force acting when the body is just about to move the friction force acting when the body is in motion Ratio of limiting friction and normal reaction Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction 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 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Dynamic friction as compared to static friction is more less may be less of more depending on nature of surfaces and velocity same more less may be less of more depending on nature of surfaces and velocity same ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS