cap lamp मीनिंग इन हिंदी

उदाहरण वाक्य

1. Portable batteries for miners'cap lamps headlamps typically have two or three cells.
2. LEDs are used in mining operations, as cap lamps to provide light for miners.
3. Firedamp was ignited by an open acetylene cap lamp and the initial explosion started fires which spread rapidly.
4. The number refers to the diameter of the base ( e . g ., BA22 is a 22 mm diameter bayonet cap lamp ).
5. The Methanometer could be powered by an Edison battery cap lamp and it could be carried on a miner's belt with other tools.
6. Thomas Edison developed electric cap lamps for miners starting in 1914; by 1915, certain cap lamps were approved by the United States Bureau of Mines for safe use in gassy coal mines.
7. Thomas Edison developed electric cap lamps for miners starting in 1914; by 1915, certain cap lamps were approved by the United States Bureau of Mines for safe use in gassy coal mines.
8. When Hileman and Foy made the trek on Saturday at about 10 : 15 p . m . their cap lamps were dim, but that is when they found the drill opening and Hileman alerted the others.
9. These new cap lamp variants that use LEDs follows research done by the National Institute for Occupational Safety and Health in the United States, comparing LEDs to traditional incandescent light bulbs, where they found that the LEDs improved hazard detection.
10. NIOSH has sponsored the development of cap lamp systems which they claim improve the " ability of older subjects to detect moving hazards by 15 % and trip hazards by 23.7 %, and discomfort glare was reduced by 45 % ".