Question

zero error in an instrument introduces

Answer 1

Hey buddy

When an instrumentintroduces zero error that means Any indication that a measuring system gives a false reading when the true value of a measured quantity is zero, e.g. the needle on an ammeter failing to return to zero when no current flows. A zero error may result in a systematic uncertainty

So the measuring insrument has some faults

Hope it's helpful for you dear friend

Answer 2

instrument error refers to the combined accuracy and precision of a measuring instruments or the difference between the actual value and the value indicate by the instrument ( error)