Engineering Online MCQ Number 0131 for assignment and exam purpose

Multiple choice question for engineering Set 1 1. When the length of the vibrating segment of a sonometer wire is increased by 1%, the percentage change in its frequency is a) 100/101 b) 99/100 c) 1 d) 2 [learn_more caption=”View Answer”]Answer: c [Reason:] v=1/2L×√(T/m) For constant T and m, ∆v/v×100=∆L/L×100=1% Frequency will decrease by 1%[/learn_more]…

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