Engineering Mechanics A weight of 1000 N can be lifted by an effort of 80 N. If the velocity ratio is 20, the machine is None of these Reversible Non-reversible Ideal None of these Reversible Non-reversible Ideal ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics Which of the following is an equation of linear motion?(where, u and v = Initial and final velocity of the body, a = Acceleration of the body, and s = Displacement of the body in time t seconds.) v = u + a.t s = u.t + ½ a.t2 v2 = u2 + 2a.s All of these v = u + a.t s = u.t + ½ a.t2 v2 = u2 + 2a.s All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics According to the law of moments, if a number of coplanar forces acting on a particle are in equilibrium, then 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 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The skidding away of the vehicle on a level circular path can be avoided if the force of friction between the wheels and the ground is __________ the centrifugal force. None of these Equal to Less than Greater than None of these Equal to Less than Greater than ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The centre of gravity a T-section 100 mm × 150 mm × 50 mm from its bottom is 50 mm 125 mm 87.5 mm 75 mm 50 mm 125 mm 87.5 mm 75 mm ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A couple produces None of these Rotational motion Translatory motion Combined translatory and rotational motion None of these Rotational motion Translatory motion Combined translatory and rotational motion ANSWER DOWNLOAD EXAMIANS APP
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