Questions
The time period of a mass suspended from a spring is T. If the spring is cut into four equal parts and the same mass is suspended from one of the parts, then the new time period will be
detailed solution
Correct option is B
By cutting spring in four equal parts force constant (K) of each parts becomes four times ∵ k∝1l so by using T=2πmK; time period will be half i.e. T'=T/2Talk to our academic expert!
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An ideal spring with spring-constant K is hung from the ceiling and a block of mass M is attached to its lower end. The mass is released with the spring initially unstretched. Then the maximum extension in the spring is
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