Strength of Materials The coefficient of friction depends on shape of surfaces area of contact strength of surfaces nature of surface shape of surfaces area of contact strength of surfaces nature of surface 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 10 kg, + ve sense 20 kg, - ve sense 10 kg, - ve sense 20 kg, + ve sense 10 kg, + ve sense 20 kg, - ve sense ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A heavy ladder resting on floor and against a vertical wall may not be in equilibrium, if the floor is smooth, the wall is rough the floor is rough, the wall is smooth the floor and wall both are rough sur-faces the floor and wall both are smooth surfaces the floor is smooth, the wall is rough the floor is rough, the wall is smooth the floor and wall both are rough sur-faces the floor and wall both are smooth surfaces ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A single force and a couple acting in the same plane upon a rigid body balance each other cannot balance each other are equivalent produce moment of a couple balance each other cannot balance each other are equivalent produce moment of a couple ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials D Alembert’s principle is used for stability of floating bodies designing safe structures determining stresses in the truss reducing the problem of kinetics to equivalent statics problem stability of floating bodies designing safe structures determining stresses in the truss reducing the problem of kinetics to equivalent statics problem ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Kinetic friction is the The friction force acting when the body is in motion The friction force acting when the body is just about to move Ratio of limiting friction and normal reaction Tangent of angle between normal reaction and the resultant of normal reaction and the limiting friction The friction force acting when the body is in motion The friction force acting when the body is just about to move Ratio of limiting friction and normal reaction Tangent of angle between normal reaction and the resultant of normal reaction and the limiting friction ANSWER DOWNLOAD EXAMIANS APP
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