A metre scale is made up of steel and measures correct length at 16^C. What will be the percentage error if this scale is used (a) on a summer day when the temperature is 46^C and (b) on a winter day when the temperature is 6^C? Coefficient of linear expansion of steel =11 xx 10^(-6) o^C^(-1).
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correct length at 16^C. What will be the percentage error if this scale is used (a) on a summer day when the temperature is 46^C and (b) on a winter day when the temperature is 6^C? Coefficient of linear expansion of steel =11 xx 10^(-6) o^C^(-1).
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