CBSE Class 12-science Answered
Q.In series combination of power
Let two appliances be connected in series combination with resistances R and S connected to a battery of emf E and current in the circuit be I.
So let equivalent circuit has resistance P
In series,
P=R+S
Multiplying both sides by
SO P=R+S
Hence equivalent power = +. [power=resistance]
what's wrong in this??????
Asked by Ravi consul | 04 Mar, 2015, 06:38: PM
Expert Answer
There is nothing wrong in this consideration.
Some authors provide series combination with reciprocal power considering voltage to be same through all the appliances.
This consideration seems wrong as voltage will differ.
So, series combination should be ideally be P = PR + PS.
However, some authors provide this relation as series power value.
Answered by Romal Bhansali | 07 Mar, 2015, 11:06: PM
Concept Videos
CBSE 12-science - Physics
Asked by imranhussain3273 | 23 Sep, 2021, 01:54: PM
ANSWERED BY EXPERT
CBSE 12-science - Physics
Asked by sampathsanjaykalla | 01 May, 2020, 09:34: AM
ANSWERED BY EXPERT
CBSE 12-science - Physics
Asked by ransinghkanoh | 18 Mar, 2019, 11:04: AM
ANSWERED BY EXPERT
CBSE 12-science - Physics
Asked by pardeepkumar2281 | 04 Oct, 2018, 09:41: PM
ANSWERED BY EXPERT
CBSE 12-science - Physics
Asked by kv.cyfuture | 03 Sep, 2018, 12:58: PM
ANSWERED BY EXPERT
CBSE 12-science - Physics
Asked by Topperlearning User | 28 Apr, 2015, 09:54: AM
ANSWERED BY EXPERT
CBSE 12-science - Physics
Asked by Topperlearning User | 28 Apr, 2015, 09:58: AM
ANSWERED BY EXPERT
CBSE 12-science - Physics
Asked by Topperlearning User | 28 Apr, 2015, 10:11: AM
ANSWERED BY EXPERT
CBSE 12-science - Physics
Asked by Topperlearning User | 28 Apr, 2015, 10:12: AM
ANSWERED BY EXPERT
CBSE 12-science - Physics
Asked by Topperlearning User | 28 Apr, 2015, 10:12: AM
ANSWERED BY EXPERT