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1. |
A Ballistic galvanometer of constant equal to 1 micro coulomb/degree gives a throw of 22.5°, when a capacitor discharges through the meter. If a battery of 15 V is used to recharge the capacitor, value of capacitance is |
A. | 22.5 μF |
B. | 10 μF |
C. | 1.5 μF |
D. | 15 μF |
Answer» D. 15 μF | |