MCQEasy1 mark
1
Choose the correct answers to the questions from the given options. (Do not copy the questions, write the correct answers only.)
Free vibrations are : (a) the vibrations under the influence of a periodic force. (b) the vibrations with larger amplitude. (c) the vibrations when the frequency continuously decreases. (d) the vibrations with a constant frequency and constant amplitude.
Topic: Sound and vibrations
Previous-year question practice database
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Answer
Exam answer
(d) the vibrations with a constant frequency and constant amplitude.
Explanation
Free vibrations occur without an external periodic force.
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