Theory of Machine In a system subjected to damped forced vibrations, the ratio of maximum displacement to the static deflection is known as Damping factor Logarithmic decrement Critical damping ratio Magnification factor Damping factor Logarithmic decrement Critical damping ratio Magnification factor 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) 2r (ω₁ + ω₂) r (ω₁ - ω₂) r ω₁.ω₂.r (ω₁ - ω₂) 2r (ω₁ + ω₂) r (ω₁ - ω₂) r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient. Inversely proportional to Directly proportional to Equal to Independent of Inversely proportional to Directly proportional to Equal to Independent of 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 V-belts are usually used for Long and short drives Short drives Long drives None of these Long and short drives Short drives Long drives None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a gear having involute teeth, the normal to the involute is a tangent to the Base circle Addendum circle Dedendum circle Pitch circle Base circle Addendum circle Dedendum circle Pitch circle ANSWER DOWNLOAD EXAMIANS APP