Theory-of-machines Questions Set 2:
When a cylinder is located in a Vee-block, the number of degrees of freedom that are arrested is
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The radial distance of a tooth from the pitch circle to the bottom of the tooth is called?
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If the engine has an indicated power of 11.31 kW and a brake power of 8.483 kW, what is the mechanical efficiency?
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The noise level generated by domestic air conditioners ranges between _____.
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During transverse vibrations, what type of stresses does the shaft experience?
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A vibrating system is analyzed and it is found that two successive oscillations have an amplitude of 4 mm and 1.25 mm respectively. Find the damping factor.
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To calculate the thermal efficiency of an engine, if the actual work done is given, which other parameter is required?
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In a four-bar chain or quadric cycle chain,
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A four-bar mechanism PQRS has the following dimensions: PQ = 30 mm, QR = 40 mm, RS = 30 mm, and SP = 60 mm. If PQ is the fixed link, what type of mechanism is formed?
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Consider a disk-type flywheel with the following data:
b = width of the flywheel = 10 mm
d = diameter of the flywheel = 40 mm
t = thickness of the flywheel = 5 mm
ρ = density of the material of the rim = 7000 kg/m³
g = acceleration due to gravity = 10 m/s²
Calculate the weight of the flywheel.
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