Social Sciences, asked by alymuri, 2 months ago

what is a metro? class 4

Answers

Answered by susmitasarkat2166

3

Answer:

What is metro railway for class 4 student? ... The METRO consists of microcontroller with the RF receiver and the voice recorder chip with speaker . The whole system is attached to the vehicle (Train). When the project is powered the train moves, until it encounters a RF card placed beneath the track.

Answered by gamerabhinav465

0

Answer:

There are 2 metros

Explanation:

1.railway

2.shopping store

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