Which of the following statements is true regarding the thermo $e.m.f.$ of a thermocouple?
- ADepends on the nature of metals
- BDepends only on the temperature of the cold junction
- CDepends only on the temperature of the hot junction
- DDepends on the length of the wires used for the thermocouple
Explore More
Similar Questions
For a given thermocouple,the thermo $e.m.f.$ can be
Medium
View SolutionIn the given circuit,with steady current,the potential drop across the capacitor must be
DifficultIIT 2001
View SolutionAs the temperature of the hot junction of a thermocouple is increased (while the cold junction is at a constant temperature), the thermo $e.m.f.$
Medium
View SolutionMatch List-$I$ with List-$II$ and select the correct answer using the codes given below the lists.
List-$I$ List-$II$ $I$. Joule $A$. $\text{Henry} \times \text{Amp/sec}$ $II$. Watt $B$. $\text{Farad} \times \text{Volt}$ $III$. Volt $C$. $\text{Coulomb} \times \text{Volt}$ $IV$. Coulomb $D$. $\text{Oersted} \times \text{cm}$ $E$. $\text{Amp} \times \text{Gauss}$ $F$. $\text{Amp}^2 \times \text{Ohm}$
| List-$I$ | List-$II$ |
|---|---|
| $I$. Joule | $A$. $\text{Henry} \times \text{Amp/sec}$ |
| $II$. Watt | $B$. $\text{Farad} \times \text{Volt}$ |
| $III$. Volt | $C$. $\text{Coulomb} \times \text{Volt}$ |
| $IV$. Coulomb | $D$. $\text{Oersted} \times \text{cm}$ |
| $E$. $\text{Amp} \times \text{Gauss}$ | |
| $F$. $\text{Amp}^2 \times \text{Ohm}$ |
Medium
View SolutionThe temperature at which thermo-emf is zero is
Vedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo