ICSE Class 10 Answered
A 10 ohm thick wire is stretched so that its lengh becomes 3 times
Calculate resistance oof new wire
Asked by lovemaan5500 | 15 Mar, 2018, 07:17: AM
Expert Answer
Resistance R =
where ρ is specific resistance, L is length of conductor and A is area of cross section.
If the wire is stretched 3 times, length is increased by 3 times, cross section area is reduced by 3 times because volume is constant
Volume V = L×A = (3L)×(A/3)
hence new resistance R' =
Answered by Thiyagarajan K | 15 Mar, 2018, 13:13: PM
Application Videos
Concept Videos
ICSE 10 - Physics
Asked by anubhutiupadhaya | 04 Mar, 2024, 13:04: PM
ANSWERED BY EXPERT
ICSE 10 - Physics
Asked by navycuber2738 | 29 Feb, 2024, 14:14: PM
ANSWERED BY EXPERT
ICSE 10 - Physics
Asked by vijayprabath7 | 28 Jan, 2024, 16:41: PM
ANSWERED BY EXPERT
ICSE 10 - Physics
Asked by foodonly742 | 02 Jan, 2024, 11:06: AM
ANSWERED BY EXPERT
ICSE 10 - Physics
Asked by krishnathakurt139 | 06 Dec, 2023, 21:23: PM
ANSWERED BY EXPERT
ICSE 10 - Physics
Asked by ayanpal713143 | 27 Nov, 2023, 21:32: PM
ANSWERED BY EXPERT
ICSE 10 - Physics
Asked by imunilu786 | 29 Oct, 2023, 14:35: PM
ANSWERED BY EXPERT
ICSE 10 - Physics
Asked by praggya.srivastava.g1972 | 13 Oct, 2023, 10:51: AM
ANSWERED BY EXPERT
ICSE 10 - Physics
Asked by praggya.srivastava.g1972 | 11 Sep, 2023, 20:48: PM
ANSWERED BY EXPERT
ICSE 10 - Physics
Asked by praggya.srivastava.g1972 | 10 Sep, 2023, 22:52: PM
ANSWERED BY EXPERT