Theory of Machine In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted on the sleeve at max. and min. radii of rotation, and h = Compression of the spring) (S₁ + S₂) / 2h (S₁ + S₂) / h (S₁ - S₂) / h (S₁ - S₂) / 2h (S₁ + S₂) / 2h (S₁ + S₂) / h (S₁ - S₂) / h (S₁ - S₂) / 2h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Torsional vibrations are said to occur when the particles of a body moves Parallel to its axis Perpendicular to its axis None of these In a circle about its axis Parallel to its axis Perpendicular to its axis None of these In a circle about its axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free transverse vibrations due to uniformly distributed load acting over a simply supported shaft is (where δS = Static deflection of simply supported shaft due to uniformly distributed load) 0.4985/ √δS 0.5615/ √δS 0.571/ √δS 0.6253/ √δS 0.4985/ √δS 0.5615/ √δS 0.571/ √δS 0.6253/ √δS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If there are L number of links in a mechanism, then number of possible inversions is equal to L + 2 L - 1 L L + 1 L + 2 L - 1 L L + 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In considering friction of a V-thread, the virtual coefficient of friction (μ₁) is given by μ₁ = μ/sin β μ₁ = μ sin β μ₁ = μ/cos β μ₁ = μ cos β μ₁ = μ/sin β μ₁ = μ sin β μ₁ = μ/cos β μ₁ = μ cos β ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The component of the acceleration, parallel to the velocity of the particle, at the given instant is called None of these Coriolis component Tangential component Radial component None of these Coriolis component Tangential component Radial component ANSWER DOWNLOAD EXAMIANS APP