IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: विश्व का सबसे तेज सुपरकंप्यूटर कौन सा है और यह किस देश का है? 3352 25b5cc6c5e4d2b4197774dd5f
5b5cc6c5e4d2b4197774dd5f- 1JAGUAR --- ENGLANDfalse
- 2PARAM YUVA 2 --- INDIAfalse
- 3CRAY-1 --- ENGLANDfalse
- 4TIANHE 2 --- CHINAtrue
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उत्तर : 4. "TIANHE 2 --- CHINA"
व्याख्या :
Answer: D) TIANHE 2 --- CHINA Explanation:
प्र: Guwahati High Court is the Judicature of 3349 05b5cc6b7e4d2b4197774d615
5b5cc6b7e4d2b4197774d615- 1Arunachal Pradeshfalse
- 2Nagalandfalse
- 3Assamfalse
- 4All the abovetrue
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उत्तर : 4. "All the above"
व्याख्या :
Answer: D) All the above Explanation:
प्र: Excretion rates of drugs vary greatly depending upon 3348 05b5cc60de4d2b4197774b604
5b5cc60de4d2b4197774b604- 1type of drugfalse
- 2medical condition of the person who took the drugfalse
- 3Both A & Btrue
- 4time at which drug was takenfalse
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उत्तर : 3. "Both A & B"
व्याख्या :
Answer: C) Both A & B Explanation: Excretion rates of drugs vary greatly depending upon: * The type of drug taken. * The medical condition of the person who took the drug. Nonvolatile drugs are excreted in the body through renal excretion or through kidneys and bladder by means of urine. Other drugs are excreted either by means of sweat, bile, milk, saliva or other body fluids.
प्र: Study of the sun is called 3347 05b5cc6a2e4d2b4197774cb60
5b5cc6a2e4d2b4197774cb60- 1Coronagraphyfalse
- 2Seismographyfalse
- 3Helioseismologytrue
- 4Heliographyfalse
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उत्तर : 3. "Helioseismology"
व्याख्या :
Answer: C) Helioseismology Explanation: Helioseismology is the study of the solar interior using observations of waves on the Sun's surface. It has done much to improve our understanding of the interior of the Sun, testing the physical inputs used to model stellar interiors and providing a detailed map of the Sun's structure and internal rotation.
प्र: When water freezes its density 3343 05b5cc6a1e4d2b4197774cb08
5b5cc6a1e4d2b4197774cb08- 1decreasestrue
- 2remains constantfalse
- 3increasesfalse
- 4become zerofalse
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उत्तर : 1. "decreases"
व्याख्या :
Answer: A) decreases Explanation: When water freezes its density decreases. Water at ordinary temperatures contracts and increases in density as it is cooled, like most substances. But at about 4°C it reaches a maximum density and then decreases in density as it approaches the freezing point.
प्र: Which major event in Indian history is also called as 'White Flowing River'? 3342 05b5cc670e4d2b4197774c007
5b5cc670e4d2b4197774c007- 1Partition of Indiafalse
- 2Dandi Marchtrue
- 3Operation Bluestarfalse
- 4Quit India Movementfalse
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उत्तर : 2. "Dandi March"
व्याख्या :
Answer: B) Dandi March Explanation: In Indian History, Dandi March or Salt Sathyagraha or The Salt March, also known as the Dandi Satyagraha, was an act of nonviolent civil disobedience in colonial India led by Mohandas Karamchand Gandhi to produce salt from the seawater. It is also called as 'White Flowing River'.
प्र: इनमें से कौन एक साधारण मशीन नहीं है? 3334 15b5cc607e4d2b4197774b55e
5b5cc607e4d2b4197774b55e- 1कैंची की एक जोड़ीtrue
- 2एक लीवरfalse
- 3एक रैंपfalse
- 4चरखीfalse
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उत्तर : 1. "कैंची की एक जोड़ी"
व्याख्या :
Answer: A) कैंची की एक जोड़ी व्याख्या: बल लगाने के लिए किसी भी बुनियादी यांत्रिक उपकरण को सरल मशीन कहा जाता है। 6 बुनियादी सरल मशीनें हैं; लीवर, पहिया और धुरी, झुका हुआ विमान, पच्चर, चरखी और पेंच। इनमें से कई सरल मशीनें एक दूसरे से संबंधित हैं। लेकिन, काम करने की दुनिया में प्रत्येक का एक विशिष्ट उद्देश्य होता है।
प्र: Find the next number in the sequence? 28, 16, 28, 76, 274 3332 05b5cc696e4d2b4197774c59f
5b5cc696e4d2b4197774c59f- 11233false
- 21243true
- 31256false
- 41276false
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उत्तर : 2. "1243"
व्याख्या :
Answer: B) 1243 Explanation: Given number sequence is 28, 16, 28, 76, 274 Here the sequence follows a pattern that 28 28 x 0.5 + 2 = 14 + 2 = 16 16 x 1.5 + 4 = 24 + 4 = 28 28 x 2.5 + 6 = 70 + 6 = 76 76 x 3.5 + 8 = 266 + 8 = 274 274 x 4.5 + 10 = 1233 + 10 = 1243 Hence, the next number in the given number sequence is 1243.