APPSC Group 2 Prelims 2019 · Question 20

Question 20 of the APPSC Group-II Screening Test 2019 (5 May 2019). Try it first, then open the answer and explanation.

1. Screening 2019 · Q20 · Science & Technology · IT & Communication

   In electronic terminology, 'LED' stands for

   ఎలక్ట్రానిక్స్ సాంకేతిక పరిభాషలో 'ఎల్.ఇ.డి.' అంటే

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   Answer: Light Emitting Diode

   సమాధానం: లైట్ ఎమిటింగ్ డైయోడ్

   An LED is a semiconductor diode that emits light when current flows through it. LEDs use far less power than incandescent bulbs.

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