Theory of Machine When a slider moves on a fixed link having curved surface, their instantaneous centre lies At the centre of curvature On their point of contact At the pin joint At the centre of circle At the centre of curvature On their point of contact At the pin joint At the centre of circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The instantaneous center of a rigid thin disc rolling on a plane rigid surface is located at An infinite distance on the plane surface The center of the disc The point of contact The point on the circumference situated vertically opposite to the contact point An infinite distance on the plane surface The center of the disc The point of contact The point on the circumference situated vertically opposite to the contact point ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The tractive force in a locomotive with two cylinders is given by (where c = Fraction of reciprocating parts per cylinder, m = Mass of reciprocating parts, ω = Angular speed of crank, r = Radius of crank, and θ = Angle of inclination of crank to the line of stroke) (1 - c).m.ω².r (cosθ - sinθ) m.ω².r (cosθ - sinθ) m.ω².r sinθ m.ω².r cosθ (1 - c).m.ω².r (cosθ - sinθ) m.ω².r (cosθ - sinθ) m.ω².r sinθ m.ω².r cosθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of a particle moving with simple harmonic motion, at any instant is given by (where ω = Displacement of the particle from mean position) ω √(x² - r²) ω² √(x² - r²) ω² √(r² - x²) ω √(r² - x²) ω √(x² - r²) ω² √(x² - r²) ω² √(r² - x²) ω √(r² - x²) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The power transmitted by a belt is maximum when the maximum tension in the belt is _________ of centrifugal tension. Double Three times Two-third One-third Double Three times Two-third One-third ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In automobiles the power is transmitted from gear box to differential through Universal joint Hooke's joint Bevel gear Knuckle joint Universal joint Hooke's joint Bevel gear Knuckle joint ANSWER DOWNLOAD EXAMIANS APP
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