18 Animated Videos | 18 Structured Questions.
f1 closed = f3 open. L1 / L2 ?
f2 open = f3 closed. MA / MB ?
Maximum possible error in speed of sound ?
2 nodes on each side. Eqn of motion at a point ?
Min freq of A and B for C to be a node ?
1st overtone in both has beat freq. Length of pipes ?
Sound passes from 1 medium to other. What will not change ?
Wavelength of sound in water ?
Change in length of closed pipe for no beats ?
T in wire reduced, but same beat freq. Freq of fork ?
Temp changed, beat freq 4 -> 1. Freq of fork ?
Frequency heard by observer ?
Van moving towards wall. Beat freq ?
Motorist following van. Beat freq heard by motorist ?
No beats heard by motorist. His speed ?
Freq detected in water and air ?
Whistle with band of frequencies. Spread of freq by train B ?
Source in circle, Detector doing SHM. Max and Min freq ?
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