MCQ
Dielectrics are ____ substances.
- AConducting.
- BNon conducting.
- CBoth a and b.
- DNone.
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Which of the following is not the unit of self inductance
|
(a) Weber/Ampere |
(b) Ohm-Second |
(c) Joule-Ampere |
(d) Joule Ampere–2 |
Which of the following cannot cause fission in a heavy nucleus
| (a) a-particle | (b) Proton | (c) Deutron | (d) Laser rays |
$\text{E}_0\text{k}=\text{B}_0\omega$
$\text{E}_0\text{B}_0=\omega\text{k}$
$\text{E}_0\omega=\text{B}_0\text{k}$
Two charges are at a distance ‘d’ apart. If a copper plate (conducting medium) of thickness is placed between them, the effective force will be
|
(a) 2F |
(b) F / 2 |
(c) 0 |
(d) |