Applied Mechanics and Graphic Statics The resultant of the forces acting on a body will be zero if the body Moves with variable velocity in a straight line Moves along a curved path Does not move at all Rotates Moves with variable velocity in a straight line Moves along a curved path Does not move at all Rotates ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics Two forces of 6 Newtons and 8 Newtons which are acting at right angles to each other, will have a resultant of 8 Newtons 12 Newtons 10 Newtons 5 Newtons 8 Newtons 12 Newtons 10 Newtons 5 Newtons ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics If a body is lying on a plane whose inclination with the horizontal is less than the angle of friction, then i. a force is required to move the body upwards ii. a force is required to move the body downward iii. the body will not be in equilibrium The correct answer is both (i) and (iii) both (i) and (ii) only (ii) only (i) both (i) and (iii) both (i) and (ii) only (ii) only (i) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The moment of inertia of a circular lamina of diameter ‘d’, about an axis perpendicular to the plane of the lamina and passing through its centre, is πd⁴/32 πd⁴/24 πd⁴/16 π/64 (D⁴ + d⁴) πd⁴/32 πd⁴/24 πd⁴/16 π/64 (D⁴ + d⁴) ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The condilion for a lifting machine to be reversible is that its efficiency should be more than 50% more than 66.67% equal to 100% less than 50% more than 50% more than 66.67% equal to 100% less than 50% ANSWER DOWNLOAD EXAMIANS APP
Applied Mechanics and Graphic Statics The intrinsic equation of catenary is S = c tan ψ y = c cosh x/c y = c sinh ψ y = c cosh ψ S = c tan ψ y = c cosh x/c y = c sinh ψ y = c cosh ψ ANSWER DOWNLOAD EXAMIANS APP