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 is twice as dense as unknown fluid metal is twice as dense as water metal will float in water density of metal can’t be determined metal is twice as dense as unknown fluid metal is twice as dense as water metal will float in water ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If a number of forces act simultaneously on a particle, it is possible To replace them by a single force To replace them by a single force through C.G. To replace them by a couple Not a replace them by a single force To replace them by a single force To replace them by a single force through C.G. To replace them by a couple Not a replace them by a single force ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials If a suspended body is struck at the centre of percussion, then the pressure on die axis passing through the point of suspension will be Infinity Zero Maximum Minimum Infinity Zero Maximum Minimum 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 Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction the friction force acting when the body is in motion Ratio of limiting friction and normal reaction The friction force acting when the body is just about to move Tangent of angle between normal reaction and the resultant of normal reaction and limiting friction the friction force acting when the body is in motion Ratio of limiting friction and normal reaction 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 V6 2 and 5 V5 and V5 3 and 1 kg 2 and V6 2 and 5 ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The coefficient of friction depends on nature of surface shape of surfaces strength of surfaces area of contact nature of surface shape of surfaces strength of surfaces area of contact ANSWER DOWNLOAD EXAMIANS APP
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