Download App

Thermal and Chemical Effect of Current — Physics STD 12 Science — Question

Bihar BoardEnglish MediumSTD 12 SciencePhysicsThermal and Chemical Effect of Current2 Marks
Question
Is neutral temperature always the arithmetic mean of inversion temperature and the temperature of the cold junction? Does the unit of temperature have an effect in deciding this question?
✓

Answer

Yes, neutral temperature is arithmetic mean of cold junction temperature and inversion temperature.
No, units of temperature does not affects this equation.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Short Answer Type Questions [2M]" from Thermal and Chemical Effect of Current→Thermal and Chemical Effect of Current — all question types→Physics STD 12 Science question papers→Bihar Board STD 12 Science question papers→Bihar Board question paper generator→

Similar questions

i. Define the terms: impact parameter and distance of closest approach for an -particle in the GeigerMarsden scattering experiment.
ii. What will be the value of the impact parameter for scattering angle (I) $\theta=0^{\circ}$ and (II) $\theta=180^{\circ}$ ?
→
Write the function of a (i) Transducer and (ii) Repeater in a communication system.
→
An e.m. wave is travelling in a medium with a velocity v = $v \hat{i}$. The electric field oscillations, of this e.m. wave, are along the $y$-axis.
a. Identify the direction in which the magnetic field oscillations are taking place, of the e.m. wave.
b. How are the magnitudes of the electric field and magnetic fields in the electromagnetic wave related to each other?
→
What is AC current and DC current? Why is AC voltage preferred compared to DC voltage in practice?
→
The velocities of two $\alpha-$particles A and B entering a uniform magnetic field are in the ratio 4 : 1. On entering the field they move in different circular paths. Give the ratio of the radii of curvature of the paths of the particles.
→
Write the uses of Gauss's law.
→
Two cells of emf 10V and 2V and internal resistance $10\Omega$ and $5\Omega$ respectively, are connected in parallel as shown. Find the effective voltage across R.

 

→
Two bar magnets are placed close to each other with their opposite poles facing each other. In absence of other force the magnets are pulled towards each other and their kinetic energy increases. Does it contradict our earher knowledge that magnetic forces cannot do any work and hence cannot increase kinetic energy of a system?
→
A food packet is dropped from a plane going at an altitude of 100m. What is the path of the packet as seen from the plane? What is the path as seen from the ground? If someone asks "what is the actual path", what will you answer?
→
What is quantization of charge?
→