Physics : General Knowledge Question And Answer 20-02-2018

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Physics related questions and answers Part 18 And Physics questions and quizzes, quiz on Physics, important Physics, important Physics and questions, general knowledge questions and answers related to general science And physics general knowledge objective questions answers  are important in like RAS, IAS, UPSC, RPSC, 1st, 2nd, 3rd Grade Teacher, REET CTET, LDC, SSC CGL, IBPS, MBA, CAT, MAT, SBI-PO, RBI And Railway, Indian Army And all competitive Exams.

 

Science Questions Important for RPSC, 1st, 2nd, 3rd Grade Teacher, REET

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Question (1) What is the use of the Coolidge tube to generate?

कूलिज नलिका का प्रयोग क्या उत्पन्न करने के लिए किया जाता है?

Answer— X rays

Question (2) What is the use of the transistor?

ट्रान्जिस्टर के संविरचन में किस वस्तु का प्रयोग होता है?

Answer— सिलिकॉन (silicon)

Question (3) What is silicon?

सिलिकॉन क्या है?

Answer— सेमीकंडक्टर (Semiconductor)

Question (4) Which can not cross X-rays?

X-किरणें किसको पार नहीं कर सकती?

Answer— अस्थि (Bone)

Question (5) Who is the inventor of the microphone?

माइक्रोफोन का आविष्कारक किसे माना जाता है?

Answer— ग्राहम बेल (Alexander Graham Bell Scientist)

Question (6) Who invented the television?

टेलीविजन का अविष्कार किसने किया था?

Answer— जे. एल. वेयर्ड (John Logie Baird)

Question (7) Who is considered the inventor of the telescope?

टेलिस्कोप का आविष्कारक किसे माना जाता है?

Answer— गैलीलियो (Galileo Galilei Astronomer)

Question (8) Who is considered the inventor of gravitational rules?

गुरुत्वाकर्षण नियमों के आविष्कारक किसे माना जाता है?

Answer— न्यूटन (Newton)

Question (9) How many calories are there in a joule?

एक जूल में कितने कैलोरी होते हैं?

Answer— 0.24

Question (10)  Which instrument is the sound wave used to measure the depth of the ocean?

कौन-सा उपकरण जिससे समुद्रों की गहराई को मापने के लिए ध्वनि तरंग का प्रयोग किया जाता है?

Answer— सोनार (Sonar)

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