MCQ
Resistance of capacitor for high frequency is:
- AHigh
- ✓Low
- CZero
- DNone of these
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When the resistance of 9 W is connected at the ends of a battery, its potential difference decreases from 40 volt to 30 volt. The internal resistance of the battery is
|
(a) 6 W |
(b) 3 W |
(c) 9 W |
(d) 15 W |
$\frac{1}{2}\text{kx}^2$
$-\frac{1}{2}\text{kx}^2$
$\frac{1}{4}\text{kx}^2$
$-\frac{1}{4}\text{kx}^2$
The absorption transitions between the first and the fourth energy states of hydrogen atom are 3. The emission transitions between these states will be
|
(a) 3 |
(b) 4 |
(c) 5 |
(d) 6 |