সকল সরকারী/বেসরকারী পরীক্ষার প্রশ্ন পেতে ক্লিক করুন গণিতের আইকিউ টেস্ট করতে ক্লিক করুন
Which one of the completed the 100th anniversary of its discovery in 1995?
Which one of the completed the 100th anniversary of its discovery in 1995?
- ক. X-rays
- খ. diesel engine
- গ. detergents
- ঘ. photography
সঠিক উত্তরঃ X-rays
এ সম্পর্কিত আরো প্রশ্ন দেখুন
- The credit of inventing the television goes to----
- Deficiency of ---- causes Goiter--
- How many legs do butterflies have?
- Which of the followings is not a part of milk?
- The three methods of science are observation, experimentation and ----.
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Basic Information of Daily Science, Inventions and...