M mawissah New Member Joined Jan 11, 2013 Messages 24 Gender Female HSC 2014 Sep 11, 2013 #1 View attachment 0000PYS TEST.pdf page five please ^^
K Kurosaki True Fail Kid Joined Jul 14, 2012 Messages 1,167 Location Tubbytronic Superdome Gender Male HSC 2014 Sep 11, 2013 #2 50
K Kurosaki True Fail Kid Joined Jul 14, 2012 Messages 1,167 Location Tubbytronic Superdome Gender Male HSC 2014 Sep 11, 2013 #3 remember that P=IV. Power is joules per second. (so energy dissipated per second). clearly doubling current and voltage results in a fourfold increase in total power. therefore, as a result, you will take a quarter of the time.
remember that P=IV. Power is joules per second. (so energy dissipated per second). clearly doubling current and voltage results in a fourfold increase in total power. therefore, as a result, you will take a quarter of the time.
anomalousdecay Premium Member Joined Jan 26, 2013 Messages 5,766 Gender Male HSC 2013 Sep 11, 2013 #4 Kurosaki said: 50 Click to expand... Hint: E =VIt. the energy of each must be the same.