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A composite wire of a uniform cross-section 55x 10 m2 consists of a stoel wire of length 1.5mand a copper wire of length 2.0m. The amoumof stretch when it is loaded with a mass of 200kg is [Young's modulus of steel is 2 x 10" Nmand thet of copper is 1 x 10NmTake g-10 m s3.3 mm4.4 mm |
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Answer» i think you have to buy oppo camera phone |
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