A wire having linear mass density 5.0×10-3 kg/m is stretched between two rigid supports with a tension of 450N .the wire resonates at the frequency of 420Hz .the next higher frequency at which wire resonate is 490Hz .The length of i

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अगस्त 27, 2022

 A wire having linear mass density 5.0×10-3 kg/m is stretched between two rigid supports with a tension of 450N .the wire resonates at the frequency of 420Hz .the next higher frequency at which wire resonate is 490Hz 

.The length of wire is  is

(a ) 2.1 m (b) 4.2 m (c) 6.3m (d) 8.4m