Split flywheel is made to (A) Avoid cooling stresses (B) Minimize large centrifugal forces (C) Reduce weight (D) All of the above

Split flywheel is made to

(A) Avoid cooling stresses

(B) Minimize large centrifugal forces

(C) Reduce weight

(D) All of the above
by

1 Answer

Answer :

(A) Avoid cooling stresses
by

Related questions

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When comes down to stress reduction, which one is preferred? a) Solid flywheel b) Split flywheel c) Both have equal stresses d) Cannot be determined

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If the load on the engine is constant, the mean speed will be constant from the cycle, then (A) The governor will not operate but flywheel will be acting (B) The flywheel will be acting but governor will not operate (C) Both flywheel and governor will be acting (D) Both flywheel and governor will not be acting

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In vehicles, flywheel is placed in between (A) Engine and clutch (B) Clutch and Propeller shaft (C) Propeller shaft and Differential (D) Before engine

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Energy is stored in a flywheel in the form of (A) Heat energy (B) Solar energy (C) Kinetic energy (D) Potential energy

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A flywheel is used, (A) To limit the fluctuations of speed during each cycle (B) To control the mean speed of the engine (C) To maintain a constant speed (D) To come into action when the speed varies

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The tensile stress in the rim of the flywheel is given by, Where, ρ is mass density and v is linear velocity at the mean radius of the rim. (A) ρv2/2 (B) πρv2 (C) ρv2 (D) 2 ρv2

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The hub diameter of the flywheel is taken as, (A) 2.5 (shaft diameter) (B) 1.5 (shaft diameter) (C) 4 (shaft diameter) (D) 2 (shaft diameter)

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The coefficient of fluctuation of speed of flywheel is, (A) Ratio of maximum and minimum speeds during the cycle (B) Ratio of maximum fluctuation of speed to the mean speed (C) Ratio of mean speed to maximum fluctuation of speed during the cycle (D) Sum of maximum fluctuation of speed and the mean speed

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The spokes of the flywheel are subjected to, (A) Direct shear stress (B) Torsional shear stress (C) Tensile stress (D) Compressive stress

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The rim of the flywheel is subjected to, (A) Direct tensile stress and bending stress (B) Torsional shear stress and bending stress (C) Direct shear stress and bending stress

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The cross-section of the flywheel arm is, (A) I section (B) Rectangular (C) Elliptical (D) Circular

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The coefficient of fluctuation of energy of flywheel is, (A) Ratio of maximum fluctuation of energy to work done per cycle (B) Ratio of to work done per cycle to maximum fluctuation of energy (C) Difference between maximum and minimum kinetic energy during the cycle (D) Ratio of maximum and minimum kinetic energy during the cycle

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The coefficient of fluctuation of speed of flywheel is given by, (A) (ωmax - ωmin)/ω (B) 2 (ωmax - ωmin)/ (ωmax + ωmin) (C) 2 (nmax - nmin)/ (nmax + nmin) (D) Any one of the above

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The maximum fluctuation of speed of flywheel is, (A) Difference between maximum and minimum speeds during the cycle (B) Difference between maximum and mean speeds during the cycle (C) Difference between mean and minimum speeds during the cycle (D) Mean of maximum and minimum speeds during the cycle

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Last Answer : (A) Difference between maximum and minimum speeds during the cycle

For finding out the bending moment for the arm (spoke) of flywheel, the arm is assumed as, (A) A cantilever beam fixed at the rim and subjected to tangential force at the hub (B) A simply supported beam fixed at hub and rim and carrying uniformly distributed load (C) A cantilever beam fixed at the hub and subjected to tangential force at the rim (D) A fixed beam fixed at hub and rim and carrying uniformly distributed load

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Last Answer : (C) A cantilever beam fixed at the hub and subjected to tangential force at the rim

The maximum fluctuation of energy of flywheel is, (A) Difference between maximum and minimum kinetic energy during the cycle (B) Difference between maximum and mean kinetic energy during the cycle (C) Difference between mean and minimum kinetic energy during the cycle (D) Mean of maximum and minimum kinetic energy during the cycle

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When the driving torque is more than load torque, flywheel is ______ a) Accelerated b) Decelerated c) Constant velocity d) Can’t be determined

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