hi plzplzplzplzplz answer fast
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hi dear
here is ur answer
- (d) 25
- (c) Vl
- (d) 25w
- (c) 1:4
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pls mark as brainliest pls
Answered by
1
Answer:
1.
Resistance of wirr before cutting = R
Resistance of wires after cutting = R'
R' = 5/R + 5/R + 5/R + 5/R + 5/R
R' = 25/R
R'/25 = R
R / R' = 1/25
(a) 1/25 is correct.
2.
(b). IR^2
3.
P = V× I
100w = 110 × I
I = 100/110
= 10/11
Now, P = VI
= 110 × 10/11
= 10 × 10 = 100W
Hope it helps..
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