Q.
A string fixed at both ends has consecutive standing wave modes for which the distances between adjacent nodes are 18 cm and 16 cm respectively. The minimum possible length of the string is
see full answer
Talk to JEE/NEET 2025 Toppers - Learn What Actually Works!
Real Strategies. Real People. Real Success Stories - Just 1 call away
An Intiative by Sri Chaitanya
a
144 cm
b
152 cm
c
176 cm
d
200 cm
answer is A.
(Unlock A.I Detailed Solution for FREE)
Ready to Test Your Skills?
Check your Performance Today with our Free Mock Test used by Toppers!
Take Free Test
Detailed Solution
L=mλ12 and L=(m+1)λ22, where m is number of harmonicsm×36=(m+1)⇒m=8⇒L=144cm
Watch 3-min video & get full concept clarity