Theory of Machine If ω/ωn = 2, where co is the frequency of excitation and ωn is the natural frequency of vibrations, then the transmissibility of vibration will the 1 1.5 2 0.5 1 1.5 2 0.5 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Creep in belt drive is due to Material of the belt Larger size of the driver pulley Uneven extensions and contractions due to varying tension Material of the pulley Material of the belt Larger size of the driver pulley Uneven extensions and contractions due to varying tension Material of the pulley 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 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) 2π. √(g/δ) 2π. √(δ/g) 1/2π. √(δ/g) 1/2π. √(g/δ) 2π. √(g/δ) 2π. √(δ/g) 1/2π. √(δ/g) 1/2π. √(g/δ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Bifilar suspension method is used to find the Angular acceleration of the body Moment of inertia of the body Periodic time of the body Frequency of vibration of the body Angular acceleration of the body Moment of inertia of the body Periodic time of the body Frequency of vibration of the body ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The swaying couple is maximum or minimum when the angle of inclination of the crank to the line of stroke (θ) is equal to 90° and 180° 270° and 360° 180° and 270° 45° and 225° 90° and 180° 270° and 360° 180° and 270° 45° and 225° ANSWER DOWNLOAD EXAMIANS APP
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