Question:
Calculate the temperature (in K) at which the resistance of a metal becomes 20% more than its resistance at 300 K. The value of the temperature coefficient of resistance for this metal is \(2.0 \times 10^{-4}\)/K.
Calculate the temperature (in K) at which the resistance of a metal becomes 20% more than its resistance at 300 K. The value of the temperature coefficient of resistance for this metal is \(2.0 \times 10^{-4}\)/K.
Updated On: Oct 1, 2024
Hide Solution
Verified By Collegedunia
Correct Answer: 1300
Solution and Explanation
The Correct Answer is: 1300
Was this answer helpful?
0
0
Top Questions on Resistance
- A wire of resistance \(R\) is cut into 8 equal pieces. From these pieces, two equivalent resistances are made by adding four of these together in parallel. Then these two are added in series. The net effective resistance of the combination is:
- NEET (UG) - 2025
- Physics
- Resistance
- If R is the resistance of a conductor of length l, then
- AP POLYCET - 2024
- Physics
- Resistance
- A resistor of wire 24 cm length and resistance 8Ω is stretched into a uniform wire of 48 cm length, then the new resistance will be:
- COMEDK UGET - 2023
- Physics
- Resistance
- Three resistors of 1 Ω, 0.1 Ω and 0.01 Ω are connected in series combination. Their equivalent resistance is
- AP POLYCET - 2022
- Physics
- Resistance
- On increasing the temperature, the resistance of copper and germanium respectively
- AP POLYCET - 2022
- Physics
- Resistance
View More Questions
Questions Asked in IIT JAM BT exam
- Ammonia is synthesized in the Haber process in the following reaction.
$𝑁_2 (𝑔) + 3𝐻_2 (𝑔) → 2𝑁𝐻_3(𝑔)$
The temperature above which the reaction becomes spontaneous is __________ 𝐾 (rounded off to one decimal place).
($\bigtriangleup 𝐻^0 = −92.2 𝑘𝐽, \bigtriangleup 𝑆^0 = −199 𝐽𝐾^{ −1}$ ) - A cylinder contains 50 𝐿 of an ideal gas at a pressure of 50 𝑎𝑡𝑚. Assuming that the temperature remains unchanged, the volume of the gas at 1 𝑎𝑡𝑚 is __________ 𝐿 (rounded off to the nearest integer).
- IIT JAM BT - 2024
- Gas Laws
- Ionic character of the covalent bonds in the compounds Cl2, HCl, NaCl, NaF follows the order
- IIT JAM BT - 2024
- Chemical bonding and molecular structure
- A box of mass 20 𝑘𝑔 is pulled at constant speed across a floor by a rope. The rope makes an angle of 45° with the horizontal. Assuming that friction is negligible, the work done in pulling the box by a distance of 20 𝑚 is _____ 𝐽 (rounded off to the nearest integer). (Use $𝑔 = 9.8 𝑚𝑠^{−2}$)
- IIT JAM BT - 2024
- Friction
- The value of $\lim_{𝑥→3}\frac{(𝑥^2 −9)}{(𝑥^2−4𝑥+3 )} $ is (rounded off to the nearest integer).
- IIT JAM BT - 2024
- Limits and derivations
View More Questions