MCQ
In an oscillating pendulum the __________ energy is maximum at extremes.
- ✓potential
- Bvibrational
- Cgravitational potential
- Dkinetic
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| Column I | Column II |
| (i) Light Wave | 1. Satellite signals |
| (ii) Sound Wave | 2. TV remote controls |
| (iii) Infrared rays | 3. Cannot travel in outer space |
| (iv) Radio waves | 4. Can travel in vacuum |