MCQ
Temperature above which a ferromagnetic substance becomes paramagnetic is called
- ACritical temperature
- BBoyle's temperature
- CDebye's temperature
- ✓Curie temperature
✓
Answer
Correct option: D.
Curie temperature
Curie temperature
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
When white light enters a prism, it gets split into its constituent colours. This is due to
Two identical thin bar magnets each of length $l $ and pole strength $m$ are placed at right angle to each other with north pole of one touching south pole of the other. Magnetic moment of the system is
→In the combination of the following gates the output $Y$ can be written in terms of inputs $A$ and $B$ as
→The equivalent inductance between $\mathrm{A}$ and $\mathrm{B}$ is.....$H$
→Two strings A and B, made of same material, are stretched by same tension. The radius of string A is double of the radius of B. A transverse wave travels on A with speed $\nu_\text{A}$ and on B with speed $\nu_\text{B}.$ The ratio $\frac{\nu_\text{A}}{\nu_\text{B}}$ is:
→Consider an electromagnetic wave propagating in vacuum . Choose the correct statement
Two capacitors of capacitance $2C$ and $C$ are joined in parallel and charged to potential $V$. The battery is now removed and the capacitor $C$ is filled with a medium of dielectric constant $K$. The potential difference across each capacitor will be
→Ray optics is valid, when characteristic dimensions are
The current voltage relation of a diode is given by $I=(e^{1000V/T} -1)mA$ where the applied voltage $V$ is in volts and the temperature $T$ is in degree kelvin. If a student makes an error measuring $±0.01\ V$ while measuring the current of $5\ mA$ at $300\ K$, what will be the error in the value of current in $mA?$
→A particle of mass $\mathrm{m}$ and charge $\mathrm{q}$ is released from rest in a uniform electric field. If there is no other force on the particle, the dependence of its speed $v$ on the distance $x$ travelled by it is correctly given by (graphs are schematic and not drawn to scale)
→