সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন 
Which kind of wave is used in communication technology of mobile phone?
Which kind of wave is used in communication technology of mobile phone?
- ক. Infared
- খ. X-ray
- গ. Ultra violet
- ঘ. Microwave
সঠিক উত্তরঃ Microwave
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- Under which ministry is the Submarine Cable Project?
- What is the present name of Bangladesh Tar and Telephone Board?
- Bangladesh Tele-Communication Regulatory Commission starts in--
- When did the Submerine Cable Company Limited form in Bangladesh?
- Which company owns the former SEBA Telecom of Bangladesh?
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Transportation and Communication System