1.

A 25mv, 2mA d’Arsonval movement is to be used in voltmeter whose full scale reading is 100v. The resistance inserted by 100v meter into circuit is ___________$

A. 1 * 10<sup>5</sup>Ω
B. 1 * 10<sup>6</sup>Ω
C. 1 * 10<sup>4</sup>Ω
D. 1 * 10<sup>3</sup>Ω
Answer» B. 1 * 10<sup>6</sup>‚Äö√Ñ√∂‚àö√´¬¨‚àÇ


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