Engineering Mechanics In a screw jack, the effort required to lower the load is __________ the effort required to raise the same load. Less than None of these Equal to More than Less than None of these Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The horizontal range of a projectile (R) is given by R = u² sin2α/g R = u² cosα/g R = u² sinα/g R = u² cos2α/g R = u² sin2α/g R = u² cosα/g R = u² sinα/g R = u² cos2α/g ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The angular velocity (in rad/s) of a body rotating at N revolutions per minute is πN/180 2πN/180 πN/60 2πN/60 πN/180 2πN/180 πN/60 2πN/60 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 C.G. and parallel to the base, is bh3/8 bh3/36 bh3/4 bh3/12 bh3/8 bh3/36 bh3/4 bh3/12 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In actual machines, mechanical advantage is _________ velocity ratio. Greater than Equal to Less than None of these Greater than Equal to Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Varingon's theorem of moments states that if a number of coplanar forces acting on a particle are in equilibrium, then Their lines of action are at equal distances Their algebraic sum is zero The algebraic sum of their moments about any point is equal to the moment of their resultant force about the same point The algebraic sum of their moments about any point in their plane is zero Their lines of action are at equal distances Their algebraic sum is zero The algebraic sum of their moments about any point is equal to the moment of their resultant force about the same point The algebraic sum of their moments about any point in their plane is zero ANSWER DOWNLOAD EXAMIANS APP
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