Advertisements
Advertisements
प्रश्न
उत्तर
Given , Np = 800 , Ns = 8,Ep = 220V, Es=?
We know that for a step-down transformer,
`"N"_"s"/"N"_"p" = "E"_"s"/"E"_"p"`
`"E"_"s" = "N"_"s"/"N"_"p" xx "E"_"p" = 8/800 xx 220 = 2.2 "V"`
APPEARS IN
संबंधित प्रश्न
One coulomb charge is equivalent to the charge contained in:
(a) 2.6 × 1019 electrons
(b) 6.2 × 1019 electrons
(c) 2.65 × 1018 electrons
(d) 6.25 × 1018 electrons
If the current passing through a conductor is doubled, what will be the change in heat produced
If a charge of 420 C flows through a conducting wire in 5 minutes what is the value of the current?
What would be the danger involved in replacing a blown fuse with the one which would carry a large current?
State the condition when it is advantageous to connect cells in series.
What does the direction of current convey?
