Question
The magnetic susceptibility for diamagnetic materials is:
✓
Answer
- Small and negative.
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
A material is placed in a magnetic field, and it is thrown out of it. Then the material is:
An ammeter gives full deflection when a current of 2 amp. flows through it. The resistance of ammeter is 12 ohms. If the same ammeter is to be used for measuring a maximum current of 5 amp., then the ammeter must be connected with a resistance of(a) 8 ohms in series(b) 18 ohms in series(c) 8 ohms in parallel(d) 18 ohms in parallel
A wire elongates by 1.0mm when a load W is hung from it. If this wire goes over a a pulley and two weights W each are hung at the two ends, he eloogation of he wire will be:
- 0.5m
- 1.0mm
- 2.0mm
- 4.0mm.
The radius of the Bohr orbit in the ground state of hydrogen atom is $0.5\ \mathring A .$ The radius of the orbit of the electron in the third excited state of $He^+$ will be
→A coil of $40\Omega$ resistance has $100$ turns and radius $6\ mm$ is connected to ammeter of resistance of $160$ ohms. Coil is placed perpendicular to the magnetic field. When coil is taken out of the field, $32\mu C$ charge flows through it. The intensity of magnetic field will be
→The amplification factor of a triode is $20$ and trans$-$conductance is $3$ milli mho and load resistance $3 \times 10^4 \Omega$ then the voltage gain is
→The surface shown in the figure does not represent:
What $kV$ potential is to be applied on $X-$ray tube so that minimum wavelength of emitted $X-$rays may be $1 \mathring A (h = 6.625 \times 10^{-34} J-\sec)$
→The induction coil works on the principle of.
The time period of rotation of the sun is $25$ days and its radius is $7 \times 10^8 m$ . The Doppler shift for the light of wavelength $6000 \mathring A $ emitted from the surface of the sun will be
→