Theory of Machine In S.H.M., the velocity vector w.r.t. displacement vector Are in phase Leads by 90° Leads by 180° Lags by 90° Are in phase Leads by 90° Leads by 180° Lags by 90° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A single degree of freedom system is given by, m × (d²x/dt²) + c × (dx/dt) + sx = F.cosω.t with usual notations. It represents Forced vibration without damping Free vibration with damping Free vibration without damping Forced vibration with damping Forced vibration without damping Free vibration with damping Free vibration without damping Forced vibration with damping 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 Dedendum circle Addendum circle Pitch circle Base circle Dedendum circle Addendum circle Pitch circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Throw of a cam is the maximum distance of the follower from Prime circle Base circle Pitch circle Root circle Prime circle Base circle Pitch circle Root circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The gear train usually employed in clocks is a Differential gear Simple gear train Sun and planet gear Reverted gear train Differential gear Simple gear train Sun and planet gear Reverted gear train 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 clockwise 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