natural circulation meaning in Hindi

Examples

1. In a nuclear reactor, natural circulation can be a design criterion.
2. Natural circulation should bring in enough fresh air for quite a few people.
3. Systems of natural circulation include tornadoes and other ventilation.
4. This natural circulation of air is supposed to keep moisture from accumulating in the storage space.
5. The concept of a natural circulation plant was relatively new when the Navy requested this design.
6. Nobody knows what the natural circulation is; I would guess 40, 000 to maybe 50, 000.
7. A fluid system designed for natural circulation will have a heat source and a heat sink.
8. In addition, please permit me to call attention to Wikipedia : Articles for deletion / Natural circulation.
9. The forced circulation boiler begins the same as a natural circulation boiler, at the feed water pump.
10. Some solar water heaters use natural circulation.