Theory of Machine In a mechanism, the fixed instantaneous centers are those centers which None of the listed here Remain in the same place for all configurations of the mechanism Moves as the mechanism moves, but joints are of permanent nature Vary with the configuration of the mechanism None of the listed here Remain in the same place for all configurations of the mechanism Moves as the mechanism moves, but joints are of permanent nature Vary with the configuration of the mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When brakes are applied to all the four wheels of a moving car, the distance traveled by the car before it is brought to rest, will be Zero Maximum Minimum None of these Zero Maximum Minimum None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The unbalanced force due to reciprocating masses Varies in direction but constant in magnitude Varies in magnitude and direction both Constant in magnitude and direction both Varies in magnitude but constant in direction Varies in direction but constant in magnitude Varies in magnitude and direction both Constant in magnitude and direction both Varies in magnitude but constant in direction ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the crank is at the inner dead center, in a reciprocating steam engine, then the acceleration of the piston will be ω²r. (n + 1)/n ω²r. n/(n + 1) ω²r. n/(n - 1) ω²r. (n - 1)/n ω²r. (n + 1)/n ω²r. n/(n + 1) ω²r. n/(n - 1) ω²r. (n - 1)/n ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A disturbing mass m₁ attached to the rotating shaft may be balanced by a single mass m₂ attached in the same plane of rotation as that of m₁, such that (where r₁ and r₂ are the radii of rotation of m₁ and m₂ respectively) m₁ r₁ = m₂ r₂ m₁ m₂ = r₁ r₂ None of these m₁ r₂ = m₂ r₁ m₁ r₁ = m₂ r₂ m₁ m₂ = r₁ r₂ None of these m₁ r₂ = m₂ r₁ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a body is subjected to transverse vibrations, the stress induced in a body will be Bending stress Compressive stress Shear stress Tensile stress Bending stress Compressive stress Shear stress Tensile stress ANSWER DOWNLOAD EXAMIANS APP