Jee Main
Units And Measurements
JEE Main 2022 (Online) 28th June Evening Shift
INTEGER+4 / -12022
A student in the laboratory measures thickness of a wire using screw gauge. The readings are 1.22 mm, 1.23 mm, 1.19 mm and 1.20 mm. The percentage error is \({x \over {121}}\%\). The value of x is ____________.