Engineering Mechanics 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 known as Principle of resolution of forces Principle of transmissibility of forces None of these Principle of independence of forces Principle of resolution of forces Principle of transmissibility of forces None of these Principle of independence of forces ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio for the first system of pulleys is (where n is the number of pulleys.) 2n n 2n - 1 n² 2n n 2n - 1 n² ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A spherical body is symmetrical about its perpendicular axis. According to Routh's rule, the moment of inertia of a body about an axis passing through its centre of gravity is (where, M = Mass of the body, and S = Sum of the squares of the two semi-axes.) MS/4 MS/5 None of these MS/3 MS/4 MS/5 None of these MS/3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Center of gravity of a thin hollow cone lies on the axis at a height of One-third of the total height above base Three-eighth of the total height above the base One-fourth of the total height above base One-half of the total height above base One-third of the total height above base Three-eighth of the total height above the base One-fourth of the total height above base One-half of the total height above base ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In actual machines, mechanical advantage is _________ velocity ratio. None of these Greater than Less than Equal to None of these Greater than Less than Equal to 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 None of these 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 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 None of these 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 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
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