Question

3000a तरंग धैर्य वाली विद्युत चुंबकीय तरंग की आवृत्ति ज्ञात कीजिए​

Answer 1

1. Answer:
2. Answer:To understand roads and subways at new places.
3. Answer:To understand roads and subways at new places.To calculate distance between two places.
4. Answer:To understand roads and subways at new places.To calculate distance between two places.To know whether there are two or more paths to the same place and which is the shortest.
5. Answer:To understand roads and subways at new places.To calculate distance between two places.To know whether there are two or more paths to the same place and which is the shortest.We can get information about mountains, rivers, valleys or any other thing, which may come on the way, and we can prepare for that.