Theory of Machine When a slider moves on a fixed link having curved surface, their instantaneous centre lies At the pin joint On their point of contact At the centre of curvature At the centre of circle At the pin joint On their point of contact At the centre of curvature At the centre of circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The driving and driven shafts connected by a Hooke's joint will have equal speeds, if tanθ = ± cosα cotθ = cosα cosθ = sinα sinθ = ± tanα tanθ = ± cosα cotθ = cosα cosθ = sinα sinθ = ± tanα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The efficiency of a screw jack is maximum, when (where α = Helix angle, and φ = Angle of friction) α = 90° + φ α = 45° + φ/2 α = 90° - φ α = 45° - φ/2 α = 90° + φ α = 45° + φ/2 α = 90° - φ α = 45° - φ/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the number of links in a mechanism is equal to l, then the numbers of possible inversions are equal to l + 1 l - 1 l l - 2 l + 1 l - 1 l l - 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a shaper mechanism, the Coriolis component of acceleration will None of these Not exist Exist Depend on position of crank None of these Not exist Exist Depend on position of crank ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an inversion of a double slider crank chain? All of these Elliptical trammel Oldham's coupling Scotch yoke mechanism All of these Elliptical trammel Oldham's coupling Scotch yoke mechanism ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS