A wire of a certain material is stretched slowly by ten percent. Its new resistance and specific...

Channel:
PW Solutions
Subscribers:
449,000
Published on ● Video Link: https://www.youtube.com/watch?v=2GNug7OYCBQ


Duration: 4:22
3 views
0

A wire of a certain material is stretched slowly by ten percent. Its new resistance and specific resistance become respectively
(a) Both remain the same
(b) \( 1.1 \) times, \( 1.1 \) times
(c) \( 1.2 \) times, \( 1.1 \) times
(d) \( 1.21 \) times, same
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2023-05-15A sonometer consists of two wires of lengths \( 1.5 \mathrm{~m} \) and 1 \( \mathrm{m} \) made u...
2023-05-15If Avogadro number \( \mathrm{N}_{\mathrm{A}} \), is changed from \( 6.022 \times 10^{23} \mathr...
2023-05-15\( 100 \mathrm{ml} \) of ethylalcohol is made upto a litre with distilled water. If the density ...
2023-05-15A planar structure of length \( \mathrm{L} \) and width \( \mathrm{W} \) is made of two differen...
2023-05-15Which of the following is true in respect of chemical adsorption?(a) \( \Delta H0, \Delta S0, \D...
2023-05-15If a ball is thrown vertically upwards with speed \( u \), the distance covered during the last ...
2023-05-15Two particles \( A \) and \( B \) having charges of \( +2.00 \times 10^{-6} \mathrm{C} \) and of...
2023-05-15In a Youngs double slit experiment, the slits are \( 2 \mathrm{~mm} \) apart and are illuminated...
2023-05-15The correct order of dipole moment is (A) \( \mathrm{CH}_{4}<\mathrm{NF}_{3}<\mathrm{NH}_{...
2023-05-15If the first and \( (2 n-1) \) th term of an AP, GP and \( \mathrm{HP} \) are equal and their \(...
2023-05-15A wire of a certain material is stretched slowly by ten percent. Its new resistance and specific...
2023-05-15The magnetic field of a beam emerging from a filter facing a flood light as given by math xmlns=...
2023-05-15Two equally charged identical small balls kept some fixed distance apart exert a repulsive force...
2023-05-15In the reaction \( \mathrm{C}(\mathrm{s})+\mathrm{CO}_{2}(\mathrm{~g}) \rightleftharpoons 2 \mat...
2023-05-15Calculate the molarity of each of the following solutions : 1) \( 30 \mathrm{~g} \) of \( \mathr...
2023-05-15Two stones are projected from level ground. Trajectories of two stones are shown in figure. Both...
2023-05-15In a photoemissive cell with exciting wavelength \( \lambda \), the fastest electron has speed \...
2023-05-15Two liquids \( X \) and \( Y \) form an ideal solution. At \( 300 \mathrm{~K} \), vapour pressur...
2023-05-15A body is weighed by a spring balance to be \(1000\)N at the north pole. How much will it weigh(...
2023-05-15What is the IUPAC name of the organic compound formed in the following chemical reaction?Acetone...
2023-05-15Two bulbs \( A \) and \( B \) emit red light and yellow light at \( 8000 A^\circ\) and \( 4000 A...