Theory of Machine Sense of tangential acceleration of a link Is perpendicular to that of velocity Is same as that of velocity Could be either same or opposite to velocity Is opposite to that of velocity Is perpendicular to that of velocity Is same as that of velocity Could be either same or opposite to velocity Is opposite to that of velocity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In order to give the primary balance of the reciprocating parts of a multi-cylinder inline engines Both (A) and (B) None of these The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero The algebraic sum of the primary forces must be equal to zero Both (A) and (B) None of these The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero The algebraic sum of the primary forces must be equal to zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine One end of a helical spring is fixed while the other end carries the load W which moves with simple harmonic motion. The frequency of motion is given by (where δ = Deflection of the spring) 1/2π. √(g/δ) 1/2π. √(δ/g) 2π. √(δ/g) 2π. √(g/δ) 1/2π. √(g/δ) 1/2π. √(δ/g) 2π. √(δ/g) 2π. √(g/δ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has two heavy rotors mounted on it. The transverse natural frequencies, considering each of the rotor separately, are 100 Hz and 200 Hz respectively. The lowest critical speed is 9,360 r.p.m. 12,000 r.p.m. 6,000 r.p.m. 5,367 r.p.m. 9,360 r.p.m. 12,000 r.p.m. 6,000 r.p.m. 5,367 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The partial balancing of reciprocating parts in locomotives produces All of these Hammer blow Variation in tractive force along the line of stroke Swaying couple All of these Hammer blow Variation in tractive force along the line of stroke Swaying couple ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body having moment of inertia o:m2 is rotating at 210 RPM and r with another body at rest having I 40 kg m2. The resultant speed after ing will be 100 RPM 90 RPM 80 RPM data are insufficient 100 RPM 90 RPM 80 RPM data are insufficient ANSWER DOWNLOAD EXAMIANS APP
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