HOW MANY TERMINALS DOES THE MQ2 GAS SENSOR HAVE

O Level Online Exam

NIELIT O Level Exam

How many terminals does the MQ2 Gas Sensor have?

MQ2 गैस सेंसर के कितने टर्मिनल हैं?

A. 1

B. 2

C. 3

D. 4

Correct Answer is :

D. 4