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| 1. |
Which one is more elastic-steel or rubber?Explain. |
| Answer» Solution :Steel.Young.s modulus of steel is very much greater than that of rubber.`Y=FL//A delta L`, if a steel WIRE and a rubber wire of the same length and area of cross section are elongated by equal forces the change in the length of the rubber wire is more then thatof the steel wire SINCE Y PROP1// delta l.So steel is more ELASTIC than rubber, | |