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Question

Which of the following option is CORRECT for two degree of freedom of the system?

निम्नलिखित में से कौन सा विकल्प प्रणाली की दो डिग्री स्वतंत्रता के लिए सही है?

A.

Vibrating absorber

B.

Vibrating engine

C.

Pure rolling of a cylinder

D.

A and B

Answer ( Option D)

A and B

Solution

  • Vibration absorbers have two degree of freedom.
  • A rigid body in space will have six degree of freedom.
  • A cylinder in a plane have four degree of freedom (1 translation and 1 rotation restricted) and if it comes in pure rolling motion degree of freedom further reduced.
  • A vibrating engine will also have two degree of freedom.

Hence, the correct options are D (A and B).

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