Strength of Materials A single force and a couple acting in the same plane upon a rigid body balance each other produce moment of a couple are equivalent cannot balance each other balance each other produce moment of a couple are equivalent cannot balance each other ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials A sample of metal weighs 219 gms in air, 180 gms in water, 120 gms in an unknown fluid. Then which is correct statement about density of metal density of metal can’t be determined metal will float in water metal is twice as dense as unknown fluid metal is twice as dense as water density of metal can’t be determined metal will float in water metal is twice as dense as unknown fluid metal is twice as dense as water ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Two coplanar couples having equal and opposite moments Produce a couple and an unbalanced force Balance each other Are equivalent Produce a moment of couple Produce a couple and an unbalanced force Balance each other Are equivalent Produce a moment of couple ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Tangent of angle of friction is equal to angle of repose limiting friction coefficient of friction kinetic friction angle of repose limiting friction coefficient of friction kinetic 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 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 3 and 1 kg 2 and 5 2 and V6 V5 and V5 3 and 1 kg 2 and 5 2 and V6 ANSWER DOWNLOAD EXAMIANS APP
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