A. π/800 Hz
B. 800/π Hz
C. 200π Hz
D. 2000π Hz
Correct Answer:
Option B – 800/π Hz
Explanation
| Capacitive Reactance = | 1 |
| 2π + C |
| => 250 = | 1 |
| 2 x π x f x 2.5 x 106 |
∴ 250/1 = 106/5.0xf
| => F = | 106 |
| 250 x 5.0 x π |
| = | 106 |
| 1250π |
800/π
A. π/800 Hz
B. 800/π Hz
C. 200π Hz
D. 2000π Hz
Correct Answer:
Option B – 800/π Hz
Explanation
| Capacitive Reactance = | 1 |
| 2π + C |
| => 250 = | 1 |
| 2 x π x f x 2.5 x 106 |
∴ 250/1 = 106/5.0xf
| => F = | 106 |
| 250 x 5.0 x π |
| = | 106 |
| 1250π |
800/π
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