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किसी प्रयोग में विराम घड़ी कि सहयता से 20 दोलन का समय 50.0 सेकण्ड आता है । यदि विराम घड़ी कि अल्पतमांक `( 1 )/(10 )` सेकण्ड हो तो दोलनकाल कि कि गणना में अधिकतम सम्भावित प्रतिशत त्रुटि क्या होगी ?

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Correct Answer - `0.2%`
`T=t//ntherefore (Delta T )/(T ) xx100=(Delta t)/(t ) xx100 = (1//10)/(50.0)xx100=0.2 %`

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