In India, electricity is supplied for domestic use at 200V. It is supplied at 110 V

In India, electricity is supplied for domestic use at 200V. It is supplied at 110 V in USA. If the resistance of a 60 W bulb for use in India is R, the resistance of a 60 W bulb for use in USA will be

Options

(a) R
(b) 2R
(c) R/4
(d) R/2

Correct Answer:

R/4

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. The transition from the state 3 n = 3 to n = 1 in a hydrogen like atom results
  2. A step down transformer is used on a 1000 V line to deliver 20 A at 120 V
  3. The molar specific heat at constant pressure of an ideal gas is (7/2)R. The ratio
  4. If ∆Q>0 when heat flows into a system, ∆W>0 when work is done on the system
  5. In nuclear fusion, two nuclei come together to form a large nucleus.