Strength of Materials The co-efficient of friction depends upon area of contact All of the listed here nature of surfaces shape of the surfaces area of contact All of the listed here nature of surfaces shape of the surfaces 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 and wall both are smooth surfaces the floor is rough, the wall is smooth the floor and wall both are rough sur-faces the floor is smooth, the wall is rough the floor and wall both are smooth surfaces the floor is rough, the wall is smooth the floor and wall both are rough sur-faces the floor is smooth, the wall is rough ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Two coplanar couples having equal and opposite moments Balance each other Produce a couple and an unbalanced force Produce a moment of couple Are equivalent Balance each other Produce a couple and an unbalanced force Produce a moment of couple Are equivalent ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials Center of percussion is the point of metacentre point of suspension the point of C.G. the point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis the point of metacentre point of suspension the point of C.G. the point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is as per the principle of resolution of forces. forces balance of force independence of forces resolution of forces. forces balance of force independence of forces ANSWER DOWNLOAD EXAMIANS APP
Strength of Materials The weight of a body is due to centripetal force of earth gravitational pull exerted by the earth force of attraction experienced by par-ticles gravitational force of attraction towards the centre of the earth. centripetal force of earth gravitational pull exerted by the earth force of attraction experienced by par-ticles gravitational force of attraction towards the centre of the earth. ANSWER DOWNLOAD EXAMIANS APP
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