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The radius of gyration of a solid disc type flywheel of diameter D...

Q.  
The radius of gyration of a solid disc type flywheel of diameter D is


Answer & Explanation

Answer :   Option: B


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More Questions Theory of Machines:

Q.  
Flywheels are fitted for single cylinder and multicylinder engine of the same power rating. Which of the following statement is true?

A. The flywheel will be smaller for single cylinder engine as compared to that for multi-cylinder engine.

B. The flywheel will be smaller for multi-cylinder engine as compared to that for single cylinder engine.

C. The flywheels for two engines will be identical.

D. The size of flywheel for a engine depends on the compression ratio.


Answer & Explanation

Q.  
If the rotating mass of a rim type flywheel is distributed on another rim type flywheel whose mean radius is half mean radius of the former, then energy stored in the latter at the same speed will be

A. Four times the first one

B. Same as the first one

C. One-fourth of the first one

D. One and half times the first one


Answer & Explanation

Q.  
In a 4-stroke IC engine, the turning moment during the compression stroke is

A. Positive throughout

B. Negative throughout

C. Positive during major portion of the stroke

D. Negative during major portion of the stroke


Answer & Explanation

Q.  
In case of a flywheel, the maximum fluctuation of energy is the

A. Sum of maximum and minimum energies

B. Difference between the maximum and minimum energies

C. Ratio of the maximum and minimum energies

D. Ratio of the minimum and maximum energies


Answer & Explanation
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