Engineering Mechanics A machine having an efficiency greater than 50%, is known as Reversible machine Neither reversible nor non-reversible machine Non-reversible machine Ideal machine Reversible machine Neither reversible nor non-reversible machine Non-reversible machine Ideal 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.) All of these v = u + a.t v2 = u2 + 2a.s s = u.t + ½ a.t2 All of these v = u + a.t v2 = u2 + 2a.s s = u.t + ½ a.t2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The C.G. of a solid hemisphere lies on the central radius 3r At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base 3r At distance — from the plane base ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The units of moment of inertia of mass are kg/m m²/kg kg-m² kg/m² kg/m m²/kg kg-m² kg/m² ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics When two elastic bodies collide with each other, The two bodies will momentarily come to rest after collision All of these The two bodies tend to compress and deform at the surface of contact The two bodies begin to regain their original shape The two bodies will momentarily come to rest after collision All of these The two bodies tend to compress and deform at the surface of contact The two bodies begin to regain their original shape ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The maximum height of a projectile on a horizontal plane, is u² sin²α/2g u² cos²α/g u² sin²α/g u² cos²α/2g u² sin²α/2g u² cos²α/g u² sin²α/g u² cos²α/2g ANSWER DOWNLOAD EXAMIANS APP
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