Numerical - Range of voltmeter reading for given error % of full scale deflection

Q.  A voltmeter of 0 to 250 V has an error of ± 1% of full scale deflection. If the true voltage of voltmeter is 25 V then the range of its reading is
- Published on 04 Nov 15

a. 22.5 V – 27.5 V
b. 27.5 V – 29.5 V
c. 24 V – 26 V
d. 25.5 V – 26.5 V

ANSWER: 22.5 V – 27.5 V

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