Theory of Machine The number of links and instantaneous centers in a reciprocating engine mechanism are 4, 6 4, 5 4, 4 5, 4 4, 6 4, 5 4, 4 5, 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ‘D₁’ and ‘D₂’ be the diameters of driver and driven pulleys, then belt speed is proportional to D₁ D₂/D₁ D₁.D₂ D₁/D₂ D₁ D₂/D₁ D₁.D₂ D₁/D₂ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The two links OA and OB are connected by a pin joint at O. If the link OA turns with angular velocity ω₁ rad/s in the clockwise direction and the link OB turns with angular velocity ω₂ rad/s in the anticlockwise direction, then the rubbing velocity at the pin joint O is (where r = Radius of the pin at O) ω₁.ω₂.r (ω₁ + ω₂) r (ω₁ - ω₂) 2r (ω₁ - ω₂) r ω₁.ω₂.r (ω₁ + ω₂) r (ω₁ - ω₂) 2r (ω₁ - ω₂) r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The acceleration of the particle moving with simple harmonic motion is _________ at the mean position. Maximum Zero Minimum None of these Maximum Zero Minimum None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The critical speed of a shaft with a disc supported in between is equal to the natural frequency of the system in Torsional vibrations Transverse vibrations Longitudinal vibrations All of these Torsional vibrations Transverse vibrations Longitudinal vibrations All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The factor which affects the critical speed of a shaft is All of the listed here Eccentricity Span of shaft Diameter of disc All of the listed here Eccentricity Span of shaft Diameter of disc ANSWER DOWNLOAD EXAMIANS APP