Engineering Mechanics The linear velocity of a body rotating at ω rad/s along a circular path of radius r is given by ω²/r ω².r ω.r ω/r ω²/r ω².r ω.r ω/r ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A machine having an efficiency less than 50%, is known as Non-reversible machine Ideal machine Reversible machine Neither reversible nor non-reversible machine Non-reversible machine Ideal machine Reversible machine Neither reversible nor non-reversible machine 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.) v2 = u2 + 2a.s v = u + a.t All of these s = u.t + ½ a.t2 v2 = u2 + 2a.s v = u + a.t All of these s = u.t + ½ a.t2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to completely specify angular displacement by a vector, it must fix All of these Direction of the axis of rotation Magnitude of angular displacement Sense of angular displacement All of these Direction of the axis of rotation Magnitude of angular displacement Sense of angular displacement ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics A framed structure is imperfect, if the numbers of members are __________ (2j - 3). Greater than Either (B) or (C) Less than Equal to Greater than Either (B) or (C) Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The periodic time of a particle with simple harmonic motion is _________ proportional to the angular velocity. None of these Inversely Directly Square root None of these Inversely Directly Square root ANSWER DOWNLOAD EXAMIANS APP
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