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Grade 12Electric Current

You r given identical resistance each of value R=10 $r capable of carry ing maximum current 1a it is required to make a suitable combination of these resistance to produce a resistance of 5 which can carry current of 4 the minimum number of resistance of type That Will required for this job

Padmini

9 Years agoGrade 12

2 Answers

rishav

9 Years ago

the magnetic field is directed along west to east and a conductor is placed in it along north(x) to south(y).Find direction of induced current if any in the following cases:

1.conductor moves along west to east

2.it moves towards north

3.it moves upwards perpendicular to plane of paper

rishav

9 Years ago

I believe its eight. Two resistances are connected in series . Four such connections are made and connected in parallel. Thus the equivalent resistance is 5 . If 20V is supplied then current is 4a

The fig. Shows a network of resistance in which the point A is earthed

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