Engineering Mechanics A framed structure is imperfect, if the numbers of members are __________ (2j - 3). Equal to Less than Greater than Either (B) or (C) Equal to Less than Greater than Either (B) or (C) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Non-coplanar concurrent forces are those forces which Do not meet at one point and their lines of action do not lie on the same plane Do not meet at one point, but their lines of action lie on the same plane Meet at one point, but their lines of action do not lie on the same plane Meet at one point and their lines of action also lie on the same plane Do not meet at one point and their lines of action do not lie on the same plane Do not meet at one point, but their lines of action lie on the same plane Meet at one point, but their lines of action do not lie on the same plane Meet at one point and their lines of action also lie on the same plane ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of percussion is below the centre of gravity of the body and is at a distance equal to h/kG kG2/h h2/kG h × kG h/kG kG2/h h2/kG h × kG ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following statement is incorrect? The ratio of the limiting friction to the normal reaction is called coefficient of friction A machine whose efficiency is 100% is known as an ideal machine The velocity ratio of a machine is the ratio of load lifted to the effort applied A force acting in the opposite direction to the motion of the body is called force of friction The ratio of the limiting friction to the normal reaction is called coefficient of friction A machine whose efficiency is 100% is known as an ideal machine The velocity ratio of a machine is the ratio of load lifted to the effort applied A force acting in the opposite direction to the motion of the body is called force of friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The law of motion involved in the recoil of gun is Newton's third law of motion Newton's second law of motion Newton's first law of motion None of these Newton's third law of motion Newton's second law of motion Newton's first law of motion None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics According to Newton's first law of motion, To every action, there is always an equal and opposite reaction The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts None of these Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force To every action, there is always an equal and opposite reaction The rate of change of momentum is directly proportional to the impressed force, and takes place in the same direction, in which the force acts None of these Everybody continues in its state of rest or of uniform motion, in a straight line, unless it is acted upon by some external force ANSWER DOWNLOAD EXAMIANS APP