একটি সরল দোলকের দোলনকাল ৫০% বাড়াতে এর কার্যকর দৈর্ঘ্যের পরিবর্তন কত হবে?
Created: 1 year ago |
Updated: 3 months ago
best des
(T2 - T1) / T1 = 50%
T2 = 0.5 T1 + T1
T2 = 1.5 T1
T2 / T1 = 1.5
then..
T ∝ √L
L2 / L1 = (T2 / T1)2
L2 = (1.5)2 L1
L2 = 2.25 L1
L2 - L1 = 2.25 L1 - L1
L2 - L1 = 1.25L1
(L2 - L1) / L1 = 1.25 = 125% (Answer)
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