Question

led is an electric bulb which is used in a tester true /false​

Answer 1

Answer:

true

Explanation:

LED (Light Emitting Diodes) can be used in place of the electric bulb in the tester, LED glows even when a weak electric current flows through it. electric current produces magnetic current, a tester can be prepared by using a compass needle.

Answer 2

"Led is an electric bulb which is used in a tester."

The statement is true.

• An LED is an electric gadget that replaces the bulb in the tester.
• Light Emitting Diode is its full name.
• Because LED lights up even with a modest quantity of electricity, they are better for use in a tester for testing the conductivity of liquids.
• It is preferred over other bulbs because it can glow even when the current is weak or low.