Engineering Mechanics If a number of coplanar forces acting at a point be in equilibrium, the sum of clockwise moments must be __________ the sum of anticlockwise moments, about any point. None of these Equal to Greater than Less than None of these Equal to Greater than Less than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The resolved part of the resultant of two forces inclined at an angle 'θ' in a given direction is equal to The sum of the forces multiplied by the sine of θ The algebraic sum of the resolved parts of the forces in the given direction The sum of the resolved parts of the forces in the given direction The difference of the forces multiplied by the cosine of θ The sum of the forces multiplied by the sine of θ The algebraic sum of the resolved parts of the forces in the given direction The sum of the resolved parts of the forces in the given direction The difference of the forces multiplied by the cosine of θ ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A framed structure is imperfect, if the numbers of members are __________ (2j - 3). Less than Either (B) or (C) Equal to Greater than Less than Either (B) or (C) Equal to Greater than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The force required to move the body up the plane will be minimum if it makes an angle with the inclined plane __________ the angle of friction. Equal to Greater than Less than None of these Equal to Greater than Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum frictional force, which comes into play, when a body just begins to slide over the surface of the other body, is known as Coefficient of friction Dynamic friction Static friction Limiting friction Coefficient of friction Dynamic friction Static friction Limiting friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The frequency of oscillation of a compound pendulum is (where kG = Radius of gyration about the centroidal axis, and h = Distance between the point of suspension and C.G. of the body.) 2π. √(kG² + h²/gh) 1/2π. √(gh/kG² + h²) 2π. √(gh/kG² + h²) 1/2π. √(kG² + h²/gh) 2π. √(kG² + h²/gh) 1/2π. √(gh/kG² + h²) 2π. √(gh/kG² + h²) 1/2π. √(kG² + h²/gh) ANSWER DOWNLOAD EXAMIANS APP