knife switch मीनिंग इन हिंदी

उदाहरण वाक्य

1. Open knife switches were supplanted by arc chute where the arc caused by opening the switch is quenched.
2. Knife switches are made in many sizes from miniature switches to large devices used to carry thousands of amperes.
3. The earliest central power stations used simple open knife switches, mounted on insulating panels of marble or asbestos.
4. This equipment originally consisted of two telegraph keys engaged by knife switches, and evolved into the rotary dial telephone.
5. The disadvantages of the knife switch are the slow opening speed and the proximity of the operator to exposed live parts.
6. knife switch, one for each telegraph key, one for the bell, one for the push-button and two for speaking.
7. Knife switches consist of a flat metal blade, hinged at one end, with an insulating handle for operation, and a fixed contact.
8. Telephones connected to the earliest knife switch, one for each telegraph key, one for the bell, one for the push button and two for speaking.
9. The company initially produced knife switches, the forerunners of today's disconnectors, which are counted from construction to the simplest and the first electrical switches towards the end of the 19th century.
10. Then have a momentary pushbutton switch, or a knife switch, which is used to connect the battery / capacitor combination to the LED . The capacitor will be able to provide more of a surge of curent to momentarily flash the LED . Then open the switch to allow the charge to build up again.