ELECTROMOTIVE FORCE & INTERNAL RESISTANCE by NOORMIA AIDA BINTI AHMAD NAWAWI Moe https://padlet.com/g24366484/mw8sx8m4hsxi8y5h Power up your life en-us 2021-06-22 07:11:44 UTC 2021-06-23 05:02:31 UTC hello@padlet.com https://padlet.net/icons/png/263a.png DEFINITION g24366484 https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1619202305 2021-06-22 07:24:14 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1619202305 SI Unit g24366484 https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1619202530 2021-06-22 07:24:26 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1619202530 Internal resistance cause.. g24366484 https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1619203370 2021-06-22 07:25:04 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1619203370 g24366484 https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1619204605 2021-06-22 07:25:57 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1619204605 g24366484 https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1619205456 2021-06-22 07:26:26 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1619205456 Definition : Internal resistance, r of a dry cell is the resistance caused by electrolyte in the dry cell. m4188368 https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621032808 2021-06-23 04:45:08 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621032808 SI Unit : ohm Ω m7454787 https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621033254 2021-06-23 04:45:27 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621033254 e.m.f= 1. has no current flow in circuit 2. open circuit 3. voltmeter reading is electromotive force, E 4. is transfer of energy or work done by an electrical source to move one coulomb charge in a complete circuit m3908020 https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621033569 Potential difference= 1. has current flow in circuit 2. close circuit 3. its voltmeter reading shows the potential difference 4. is the work done to move one coulomb of charge between two points ]]> 2021-06-23 04:45:39 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621033569 hybrid car m8406499 https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621034313 25-40% of its power is supplied by rechargeable batteries and the remainder by fossil fuels such as petrol]]> 2021-06-23 04:46:05 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621034313 electric vehicle uses 100% electric power using rechargeable batteries to supply energy to electric motors. the commonly used batteries are Li-Ion or Ni-MH batteries. m8399866 https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621035223 E.V. cars batteries can be charged using domestic electricity supply and E.V.  charging station. solar cells are components which can convert sunlight into electricity.

]]> 2021-06-23 04:46:44 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621035223 MUHAMMAD HAZIQ IZZUDDIN B MOHD ZAKIYUDDIN https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621036026 hybrid cars batteries can be charged using domestic electricity supply. solar cells are components which can convert sunlight into electricity.

25 to 40 percent of its power is supplied by rechargeable batteries
the battery voltage range used is 100 to 200v]]> 2021-06-23 04:47:15 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621036026 e.m.f, E: 1) work done by an electrical force to move one coulomb of charge in a complete circuit. 2) No current flow in the circuit. 3) Voltmeter reading in an open circuit is the electromotive force, E. m3900100 https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621036139 potential differences , V: 1)work done to move one coulomb of charge between two points. 2) A current flows in a circuit. 3) The voltmeter reading in a closed circuit is the potential difference across the bulb. ]]> 2021-06-23 04:47:19 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621036139 m4302267 https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621037633 Internal resistance causes:
-loss of energy (heat) dry cells as work has to be done to move one coulomb charge against the resistance within the dry cell
-the potential difference across the dry cell terminals to be less than the e.m.f., when current flows in a complete circuit]]> 2021-06-23 04:48:15 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621037633 NUR QUMAIRAH BT SHAMSUL AZMER https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621039684 the energy transferred or work  done by an electrical source to move one coulomb of charge in a complete circuit]]> 2021-06-23 04:49:39 UTC https://padlet.com/g24366484/mw8sx8m4hsxi8y5h/wish/1621039684