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The inductance of a moving iron instrument is given by L=(0.02 + 8×100) pH, where is angular deflec- tion in radians from zero position. The angular deflec- Z tion in radians corresponding to current of 3A is Find the value of spring constant in Nm/rad. (A) 0.5 x 10. (B) 1.42× 10. (C) 1.95 × 10° (D) 2.24 x 10°

The inductance of a moving iron instrument is given by L=(0.02 + 8×100) pH, where is angular deflec- tion in radians from zero position. The angular deflec- Z tion in radians corresponding to current of 3A is Find the value of spring constant in Nm/rad. (A) 0.5 x 10. (B) 1.42× 10. (C) 1.95 × 10° (D) 2.24 x 10°

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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49. The inductance of a moving iron instrument is given by L=(0.02 +8 x 10 e) pH, where is angular deflec- tion in radians from zero position. The angular deflec- tion in radians corresponding to current of 3A is Find the value of spring constant in Nm/rad. (A) 0.5 × 10 (B) 1.42 x 10" (C) 1.95 × 10° (D) 2.24 x 10°
Transcribed Image Text:49. The inductance of a moving iron instrument is given by L=(0.02 +8 x 10 e) pH, where is angular deflec- tion in radians from zero position. The angular deflec- tion in radians corresponding to current of 3A is Find the value of spring constant in Nm/rad. (A) 0.5 × 10 (B) 1.42 x 10" (C) 1.95 × 10° (D) 2.24 x 10°
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