Theory of Machine The centre of gravity of a coupler link in a four bar mechanism will experience Only angular acceleration Both linear and angular acceleration Only linear acceleration No acceleration Only angular acceleration Both linear and angular acceleration Only linear acceleration No acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free longitudinal vibrations is equal to (where m = Mass of the body, s = Stiffness of the body, and δ = Static deflection of the body) 0.4985/√δ 1/2π × √(g/δ) Any one of the listed here 1/2π × √(s/m) 0.4985/√δ 1/2π × √(g/δ) Any one of the listed here 1/2π × √(s/m) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The stress induced in a body will be shear stress, when it is subjected to Torsional vibrations Longitudinal vibrations None of these Transverse vibrations Torsional vibrations Longitudinal vibrations None of these Transverse vibrations ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a reciprocating engine, usually __________ of the reciprocating masses are balanced. Three-fourth One-half Two-third Whole Three-fourth One-half Two-third Whole ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of sliding of meshing gear teeth is(Where ω₁ and ω₂ are angular velocities of meshing gears and ‘y’ is distance between point of contact and the pitch point) (ω₁ × ω₂) y (ω₁/ω₂) y (ω₁ + ω₂)/y (ω₁ + ω₂) y (ω₁ × ω₂) y (ω₁/ω₂) y (ω₁ + ω₂)/y (ω₁ + ω₂) y ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Coriolis component acts Somewhere in between above two Along sliding surfaces Perpendicular to sliding surfaces None of these Somewhere in between above two Along sliding surfaces Perpendicular to sliding surfaces None of these ANSWER DOWNLOAD EXAMIANS APP
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