Answer 2_8_6

Formula first .  Watch the bear traps: C = 10 × 10-6 F    R = 1000 W

1000 = 1 ¸ (2 × 3.142 × f × 10 × 10-6) P

 

f  = 1 ¸ (2 × 3.142 × 1000 × 10 × 10-6) = 15 Hz P P

 

 

BACK