Request a call back

Join NOW to get access to exclusive study material for best results

ICSE Class 10 Answered

a current of 4 amp flows in a wire of resistance 60 2. calculate: (a) power dissipated in the wire. (b) potential difference across the wire. (c) electrical energy consumed in 2 minutes.

Asked by ashrafali8060 | 04 May, 2021, 06:53: PM
Expert Answer
I = 4 A 
R = 60 Ω
Potential difference across wire, 
V = IR = 4 x 60 = 240 V 
Power dissipated, 
P = VI = 240 x 4 = 960 W 
 
Thus, electrical energy consumed in 2 minutes, 
E = P x t = 960 x 2 x 60  = 115200 J = 115.2 kJ 
Answered by Shiwani Sawant | 04 May, 2021, 07:42: PM

Concept Videos

ICSE 10 - Physics
Asked by zainak698 | 27 Oct, 2020, 11:52: AM
ANSWERED BY EXPERT
ICSE 10 - Physics
Asked by nilesh.dhote74 | 13 May, 2020, 11:16: AM
ANSWERED BY EXPERT
ICSE 10 - Physics
Asked by Masummannan747 | 05 Apr, 2019, 12:44: PM
ANSWERED BY EXPERT

Start your hassle free Education Franchisee and grow your business!

Know more
×