Logg på
JAMB - Physics (2011 - No. 30)
In measuring high frequency a.c, the instrument used is the
d.c ammeter
moving coil ammeter
moving iron ammeter
hot wire ammeter
Forklaring
Hot wire ammeter is used because the heat affect of A C is same as that of DC
Kommentarer (0)
Logg inn for å kommentere
Annonse
Tillat at javascript laster denne siden ordentlig
