IGCSE/GCSE/O & A Level/IB/University Student Forum

Qualification => Subject Doubts => IGCSE/ GCSE => Sciences => Topic started by: rainbowtiara24 on May 18, 2011, 10:20:43 am

Title: Physics doubts !
Post by: rainbowtiara24 on May 18, 2011, 10:20:43 am

Hello! I Had 2 doubts -
1) w06 q1)c
and to reduce the heating effect of current we need to increase or step up voltage right ?

Title: Re: Physics doubts !
Post by: EMO123 on May 18, 2011, 10:29:42 am

Quote from: rainbowtiara24 on May 18, 2011, 10:20:43 am

Hello! I Had 2 doubts -
1) w06 q1)c
and to reduce the heating effect of current we need to increase or step up voltage right ?

which board

Title: Re: Physics doubts !
Post by: EmirX on November 16, 2011, 08:23:17 pm

hello

For a fixed amount of electrical power transmitted, a higher voltage would give a smaller current..


Answer is Step Up