A fuse with a circular cross - sectional radius of ` 0.15 mm` blows at `15 A`. What should be the radius of the cross section of a fuse made of the same material that blows at `30 A`?

A fuse with a circular cross-sectional radius of 0.15mm blows at 15A. What should be the radius of cross-section of a fuse made of the same material which will blow at 30A?

A fuse with a circular cross-sectional radius of 0.15 mm blows at 15A. What is the radius of a fuse, made of same material which will blow at 120 A?

If a fuse wire of certain material blows at 10 A current, then what should be the radius of the fuse wire made from same material which blows at 20 A ?

A fuse wire with a circular cross-section and having a diam eter of 0.4mm blows with a current of 3 ampere. The value of current for which another fuse wire made of the same material but having circular co rss-section with diameter of 0.6mm will blow is:-

A time wire with a circuit-sectional radius of 0.02mm blows with a current of 5 ampere for what current another fuse wire made from the same material with cross-section radius of 0.04 mm will blow?

A fuse wire with radius 1 mm blows at 1.5 amp . The radius of the fuse wire of the same material to blow at 3 A will be

A fuse wire of circular cross-section has a radius of 1mm. This wire blows at a current of 8A. Find the radius of the fuse wire which will blow off when a current of 1A passes through it.

If a pressure of 378 atm is exerted on a circular cross section of radius 0.1 mm, what is the force exerted on the area?

Two wires A and B of the same material and having same length, have their cross-sectional areas in the ratio 1:4 . what should be the ratio of heat produced in these wires when same voltage is applied across each ?