Practice Question and Answer
8Q: Who invented Electric Generator? 3206 05b5cc6b9e4d2b4197774d74d
5b5cc6b9e4d2b4197774d74d- 1Michael Faradaytrue
- 2Thomas Alva Edisonfalse
- 3Graham Bellfalse
- 4Alfred Nobelfalse
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Answer : 1. "Michael Faraday"
Explanation :
Answer: A) Michael Faraday Explanation: Michael Faraday invented Electric Generator in 1831. The operating principle of electromagnetic generators was discovered in the years of 1831–1832 by Michael Faraday. The principle later called Faraday's law, is that an electromotive force is generated in an electrical conductor which encircles a varying magnetic flux.
Q:निर्देश:- प्रत्येक प्रश्नों के एक / दो कथन और उनके चार निष्कर्ष I , II , III और IV दिए गए है । आपको ये दोनों कथन सत्य मानते हुएं भले ही वे सर्वविदित सत्य से अलग प्रतीत होते है । आपकों ये निर्धारित करना है कि इनमें से कौन से निष्कर्ष सत्य हैं । यदि ऐसा कोई दिए गए कथन से प्राप्त हो ।
कथनः
कुछ किताबें, मैगजीन है ।
कुछ मैगजीन, नोबेल है ।
निष्कर्षः
I . कुछ किताबे, नोबेल है ।
II . कुछ नोबेल, मैगजीन है ।
3206 05d9acecc68fda74fcf58ab13
5d9acecc68fda74fcf58ab13- 1केवल I अनुसरण करता है ।false
- 2केवल II अनुसरण करता है ।true
- 3या तो I या II अनुसरण करता है ।false
- 4न तो I और न ही II अनुसरण करता है ।false
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Answer : 2. "केवल II अनुसरण करता है । "
Q: He said, “I cannot help you at present because I am myself in difficulty."
3205 15e634d8aa25556773e590673
5e634d8aa25556773e590673- 1He said that I cannot help you at present because I myself in difficulty .false
- 2He said that he could not help you at present because he was himself in difficulty.true
- 3He told that he could not help you at present because he was himself in difficulty.false
- 4He asked that he could not help you at present because he was himself in difficulty.false
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Answer : 2. "He said that he could not help you at present because he was himself in difficulty. "
Q: उष्णकटिबंधीय तूफान का क्या नाम है जो अमेरिका में एक तूफान के रूप में विकसित हुआ?
3205 05d49640ee1ecb05378fb57ac
5d49640ee1ecb05378fb57ac- 1फिनtrue
- 2शॉनfalse
- 3क्लार्कfalse
- 4एरिकfalse
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Answer : 1. "फिन"
Q: 36 संतेरे बेचने पर एक फल विक्रेता को 4 संतरों के विक्रय मूल्य के बराबर हानि होती है। उसका हानि प्रतिशत क्या होगा? 3204 05d133058925caa2d5bbbff6b
5d133058925caa2d5bbbff6b- 110%true
- 234%false
- 313%false
- 414%false
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Answer : 1. "10%"
Q: कर्क रेखा पर सूर्य की किरणें लंबवत होकर कब गिरती हैं:
3204 05dd23e1c74ffed5e1f41da7e
5dd23e1c74ffed5e1f41da7e- 120 मार्चfalse
- 219 जुलाईfalse
- 321 मार्चfalse
- 421 जूनtrue
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Answer : 4. "21 जून"
Q: The rate of heartbeat is accelerated by the hormone 3203 05b5cc7cfe4d2b41977751159
5b5cc7cfe4d2b41977751159- 1adrenalinetrue
- 2acetylcholinefalse
- 3thyroxinefalse
- 4pituitrinfalse
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Answer : 1. "adrenaline"
Explanation :
Answer: A) adrenaline Explanation: The hormone adrenaline also called epinephrine is known as a stress hormone. In emotional upsets( like fear, anger etc.) this hormone is poured into the blood and it accelerates heart beat. The hormone acetylcholine decelerates heartbeat rate.
Q: A Transparent DBMS 3203 05b5cc6ace4d2b4197774d0b6
5b5cc6ace4d2b4197774d0b6- 1Keep its logical structure hidden from usersfalse
- 2Can access controlfalse
- 3Keeps its physical structure hidden from userstrue
- 4Can not hide sensitive information from usersfalse
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Answer : 3. "Keeps its physical structure hidden from users"
Explanation :
Answer: C) Keeps its physical structure hidden from users Explanation: DBMS :: Database Managemet System. A DBMS which keeps its physical structure hidden from the user is known as a transparent DBMS.