Question

two wires of same material and same length have radii 1 mm and 2mm respectively compare their i.)resistance ii.) specific resistancex​

Answer 1

Explanation:

1) Wastage and Stagnation:

Of all the problems mentioned so far the greatest and the most menacing is the problem of wastage and stagnation. Vigorous efforts are needed towards reducing the rate of wastage and stag­nation. The measures already taken in this regard should be intensified par­ticularly to children from lower socio-economic groups.