1.

puilnt af water in laboratongroup take 6m long slinky and produce a longitudinal wave,they ousereFour students A, B, C, & D in a0 sec, 4 waves completed. On this observation the speed of wavein slinky is(a) 4.8 m/s (b) 6.4 m/s (72 m/s (d)9.6 m/s

Answer»

Distance travelled by the wave =6 x 8 = 48m

Time taken = 10s

Speed = 48/10

=4.8m/s

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