Engineering Mechanics The total momentum of a system of masses (i. e. moving bodies) in any one direction remains constant, unless acted upon by an external force in that direction. This statement is called Principle of conservation of energy Newton's second law of motion Principle of conservation of momentum Newton's first law of motion Principle of conservation of energy Newton's second law of motion Principle of conservation of momentum Newton's first law of motion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity ratio of a single purchase crab winch can be increased by All of these Increasing the radius of the load drum Increasing the length of the handle Increasing the number of teeth of the pinion All of these Increasing the radius of the load drum Increasing the length of the handle Increasing the number of teeth of the pinion ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The velocity of a body on reaching the ground from a height h, is √(gh) 2g.√h √(2gh) 2.√(gh) √(gh) 2g.√h √(2gh) 2.√(gh) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the centre of circular plate 1.5 cm 0.5 cm 2.5 cm 1.0 cm 1.5 cm 0.5 cm 2.5 cm 1.0 cm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its vertex and parallel to the base, is __________ than that passing through its C.G. and parallel to the base. Two times Four times Nine times Six times Two times Four times Nine times Six times ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics If the resultant of two equal forces has the same magnitude as either of the forces, then the angle between the two forces is 30° 60° 90° 120° 30° 60° 90° 120° ANSWER DOWNLOAD EXAMIANS APP
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