The work done across two points having 10 V potential difference is 30 J. So the electric charge flowing between the two points will be-

A. an inverter B. a ups C. a step up transformer D. a step down transformer

A. 40 Ω B. 20 Ω C. 60 Ω D. 800 Ω

A. charge flow B. voltage flow C. water flow D. air flow

A. conduct electricity at lower temperature B. offer high resistance to the flow of current C. offer not resistance to the flow of current D. conduct electricity at high temperature