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A wire of resistance 20ohm

A wire of resistance 20ohm is bended to form a closed square. What is the resistance across the diagonal of the square?
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2. asked by rituparna
3. 490 views
A wire has a resistance of 27.2 ohms. It is melted down, and from the same volume of metal a new wire is made that is 3 times
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2. asked by Lauren
3. 1,142 views
A certain length of wire has a resistance of 21 ohms. This wire is melted down and from the same volume of material a new wire
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2. asked by SARAHM
3. 2,062 views
A wire P has resistance R. If the wire is stretched and its length is increased by 10%, what would be the percentage change in
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2. asked by Andrew
3. 1,210 views
The resistance(r)of a wire varies directly as the length(L)of the wire and inversely as the square of the diameter(d). If the
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2. asked by Amber
3. 692 views
he resistance. R. of a wire varies directly as its length and inversely as the square of its diameter. If the resistance of a
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2. 111 views
he resistance. R. of a wire varies directly as its length and inversely as the square of its diameter. If the resistance of a
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2. 108 views
The resistance, R. of a wire varies directly as its length and inversely as the square of its diameter. If the resistance of a
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2. 106 views
(1).The resistance of wire is giving by the relation Rt=Ro(1 alpha t Bt^2)T is the temperature alpha & Bt^2(beta) are constant
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2. asked by POPPY
3. 949 views
Q9 Circle the example in each pair that has more electrical resistance.Conductor/Insulator Thin wire/ Thick wire Cooler wire/
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2. 114 views