Strength of Materials Coulomb friction is the friction between two lubricated surfaces two dry surfaces bodies having relative motion solids and liquids two lubricated surfaces two dry surfaces bodies having relative motion solids and liquids ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The center of percussion of the homogeneous rod of length L suspended at the top will be 2L/3 3L/4 L/3 L/2 2L/3 3L/4 L/3 L/2 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The C.G. of a right circular solid cone of height h lies at the following distance from the base J/3 h/6 h/4 h/2 J/3 h/6 h/4 h/2 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The magnitude of two forces, which when acting at right angle produce resultant force of VlOkg and when acting at 60° produce resultant of Vl3 kg. These forces are V5 and V5 2 and V6 3 and 1 kg 2 and 5 V5 and V5 2 and V6 3 and 1 kg 2 and 5 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials According to principle of moments if a system of coplanar forces is in equilibrium, then their algebraic sum is zero the algebraic sum of the moments of any two forces about any point is equal to moment of theiwesultant about the same point positive and negative couples can be balanced if a system of coplanar forces is in equilibrium, then the algebraic sum of their moments about any point in their plane is zero if a system of coplanar forces is in equilibrium, then their algebraic sum is zero the algebraic sum of the moments of any two forces about any point is equal to moment of theiwesultant about the same point positive and negative couples can be balanced if a system of coplanar forces is in equilibrium, then the algebraic sum of their moments about any point in their plane is zero 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 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 ANSWER DOWNLOAD EXAMIANS APP