sodium vapour lamp वाक्य
"sodium vapour lamp" हिंदी में sodium vapour lamp in a sentenceउदाहरण वाक्य
- This method is used to determine the velocity of ultrasonic waves using monochromatic sources like sodium vapour lamps.
- The electrical connections of high-pressure sodium vapour lamps, the yellow lamps for street lighting, are made of niobium alloyed with 1 % of zirconium.
- Consequently, high pressure sodium vapour lamps ( which are still yellowish, but closer to golden white ) are also used, at the cost of greater running expenses and increased light pollution.
- Meera Bagh is a posh colony, with well-carpeted internal roads, manicured parks and sodium vapour lamps lighting the internal roads at night, Guide Map . it is mainly maintained by RWA'A'Block with Mr . Samir Sethi Dussa as President, www . rwameerabagh . com