290) A spring controlled governor is said to be unstable when the controlling force

increases as the radius of rotation decreases

increases as the radius of rotation increases

decreases as the radius of rotation increases

remains constant for all radii of rotation

Answer is:

decreases as the radius of rotation increases

Theory of Machines MCQ with Answers

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292) Balancing of rotating and reciprocating parts of an engine is necessary when it runs at

slow speed

moderate speed

highs peed

any one of these

Answer is:

highs peed

293) When the nature of contact between the elements of a pair is such that one element can turn about the other by screw threads, the pair is known as a

screw pair

spherical pair

turning pair

sliding pair

Answer is:

screw pair

294) In a locomotive, the resultant unbalanced force due to the two cylinders along the line of stroke, is known as

tractive force

swaying couple

hammer blow

none of these

Answer is:

tractive force

295) When no external force acts on a body, after giving it an initial displacement, the body is said to have free vibrations.

Right

Wrong

Answer is:

Right

Theory of Machines MCQ with Answers

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290) A spring controlled governor is said to be unstable when the controlling force

decreases as the radius of rotation increases

Theory of Machines MCQ with Answers

Related Theory of Machines MCQ with Answers

292) Balancing of rotating and reciprocating parts of an engine is necessary when it runs at

highs peed

293) When the nature of contact between the elements of a pair is such that one element can turn about the other by screw threads, the pair is known as a

screw pair

294) In a locomotive, the resultant unbalanced force due to the two cylinders along the line of stroke, is known as

tractive force

295) When no external force acts on a body, after giving it an initial displacement, the body is said to have free vibrations.

Right

Theory of Machines MCQ with Answers