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) A person ismanufacturing a house. He bought 20 ropes of wire which has a density of 300 Kg/m3. The height of the building to be constructed is 40 m. If the capacity of the current passed in the wire is 20 A and the voltage capacity is 80 Volts. Then what will be the opposing force to the current if the wire is used?
a) 2 b) 4 c) 8 d) 1600

Read Solution (Total 4)

v=IR,80/20=4
13 years agoHelpfull: Yes(26) No(4)

ressistance(opposition)=vltage/current
so nas is 80/20
13 years agoHelpfull: Yes(14) No(1)
ans is b)4
10 years agoHelpfull: Yes(1) No(0)
I THINK IT IS 1600;F=qV=i*dt*v=80*20=1600(t taken as 1 sec)
13 years agoHelpfull: Yes(0) No(15)

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