Theory Of Machine - Study Mode

[#226] A spring controlled governor is said to be isochronous when the controlling force
Correct Answer

(D) Remain constant for all radii of rotation

[#227] A spring controlled governor is said to be unstable when the controlling force
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(C) Decreases as the radius of rotation increases

[#228] A shaft has two heavy rotors mounted on it. The transverse natural frequencies, considering each of the rotor separately, are 100 Hz and 200 Hz respectively. The lowest critical speed is
Correct Answer

(A) 5,367 r.p.m.

[#229] The mechanism consisting of three turning pairs and one sliding pair, is called a
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(D) All of the above

[#230] In an ideal machine, the output as compared to input is
Correct Answer

(C) Equal