Theory of Machine Whirling speed of the shaft is the speed at which Torsional vibrations occur Shaft tends to vibrate in longitudinal direction Combination of transverse and longitudinal vibration occurs Shaft tends to vibrate vigorously in transverse direction Torsional vibrations occur Shaft tends to vibrate in longitudinal direction Combination of transverse and longitudinal vibration occurs Shaft tends to vibrate vigorously in transverse direction ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Two pulleys of radii r₁ and r₂ and at distance x apart are connected by means of a cross belt drive. The length of the belt is π (r₁ + r₂) + [(r₁ + r₂)²/x] + 2x π (r₁ - r₂) + [(r₁ + r₂)²/x] + 2x π (r₁ - r₂) + [(r₁ - r₂)²/x] + 2x π (r₁ + r₂) + [(r₁ - r₂)²/x] + 2x π (r₁ + r₂) + [(r₁ + r₂)²/x] + 2x π (r₁ - r₂) + [(r₁ + r₂)²/x] + 2x π (r₁ - r₂) + [(r₁ - r₂)²/x] + 2x π (r₁ + r₂) + [(r₁ - r₂)²/x] + 2x ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The fundamental equation for correct steering is (where φ and α = Angle through which the axis of the outer wheel and inner wheel turns respectively, c = Distance between the pivots of the front axles, and d = Wheel base) sinφ + sinα = b/c cotφ - cotα = c/b cosφ - sinα = c/b tanφ + cotα = b/c sinφ + sinα = b/c cotφ - cotα = c/b cosφ - sinα = c/b tanφ + cotα = b/c ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The power of a Porter governor is equal to [3c²/(1 + 2c)] (m + M) g.h [c²/(1 + 2c)] (m + M) g.h [2c²/(1 + 2c)] (m + M) g.h [4c²/(1 + 2c)] (m + M) g.h [3c²/(1 + 2c)] (m + M) g.h [c²/(1 + 2c)] (m + M) g.h [2c²/(1 + 2c)] (m + M) g.h [4c²/(1 + 2c)] (m + M) g.h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The indicator using Watt mechanism is known as Thomson indicator Thompson indicator Richard indicator Simplex indicator Thomson indicator Thompson indicator Richard indicator Simplex indicator ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The absolute acceleration of any point ‘P’ in a link about center of rotation ‘O’ is Along PO Perpendicular to PO At 45° to PO None of the listed here Along PO Perpendicular to PO At 45° to PO None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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