| ⇦ | 
| ⇨ |
A 1m long wire of diameter 0.31 mm has a resistance of 4.2Ω. If it is replaced by another wire of same material of length 1.5m and diameter 0.155 mm, then the resistance of wire is
Options
(a) 25.2Ω
(b) 0.6Ω
(c) 26.7Ω
(d) 0.8Ω
Correct Answer:
25.2Ω
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - When a beam of light is used to determine the position of an object,
- Electric field at a point of distance r from a uniformly charged wire of infinite
- Light of wavelength λ from a point source falls on a small circular obstacle
- A copper disc of radius 0.1 m is rotated about its centre, with 10 revolutions
- In Young’s double slit experiment, when wavelength used is 6000Å and the screen
Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When a beam of light is used to determine the position of an object,
- Electric field at a point of distance r from a uniformly charged wire of infinite
- Light of wavelength λ from a point source falls on a small circular obstacle
- A copper disc of radius 0.1 m is rotated about its centre, with 10 revolutions
- In Young’s double slit experiment, when wavelength used is 6000Å and the screen
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply