IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: How many degrees will the minute hand move, in the same time in which the second hand move 5400 ? 2171 05b5cc6e9e4d2b4197774ee29
5b5cc6e9e4d2b4197774ee29- 190 degreestrue
- 285 degreesfalse
- 360 degreesfalse
- 445 degreesfalse
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 1. "90 degrees"
व्याख्या :
Answer: A) 90 degrees Explanation: Minute hand covers 5400/60 = 90°
प्र: I am the mother of three children. Can you find my Age ? 2170 05b5cc6d1e4d2b4197774e3f2
5b5cc6d1e4d2b4197774e3f2- 127true
- 236false
- 324false
- 432false
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उत्तर : 1. "27"
व्याख्या :
Answer: A) 27 Explanation: From the given conditions , only A = 27 yrs satisfies.
प्र: Microphone : Loud :: Microscope : ? 2170 05b5cc658e4d2b4197774bde8
5b5cc658e4d2b4197774bde8- 1Investigatefalse
- 2Magnifytrue
- 3Examinefalse
- 4Elongatefalse
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उत्तर : 2. "Magnify"
व्याख्या :
Answer: B) Magnify Explanation: As Microphone makes sound louder similarly Microscope makes the object magnified. Hence, Microphone : Loud :: Microscope : Magnify.
प्र: Which of the following rivers have almost the same point of emerging ? 2169 15b5cc6d9e4d2b4197774e834
5b5cc6d9e4d2b4197774e834- 1Tapi and Beasfalse
- 2Brahmaputra and Gangafalse
- 3Indus and Gangafalse
- 4Brahmaputra and Industrue
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उत्तर : 4. "Brahmaputra and Indus"
व्याख्या :
Answer: D) Brahmaputra and Indus Explanation:
प्र: Shamma lends Rs.40,000 to two of her friends. She gives Rs.24,000 to the first at 8% p.a. simple interest. Shamma wants to make a profit of 10% on the whole. The simple interest rate at which she should lend the remaining sum of money to the second friend is: 2169 05b5cc6b7e4d2b4197774d624
5b5cc6b7e4d2b4197774d624- 113%true
- 28.5%false
- 39.5%false
- 411.25%false
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उत्तर : 1. "13%"
व्याख्या :
Answer: A) 13% Explanation: The ratio of money she lended is 24000 : 16000 = 3 : 2 Let the rate of interest be R% 8% R% 10 3 : 2 R = 13%.
प्र: In a street, there are certain number of houses. People in that street are decided to paint their houses with certain colours. If four houses are painted with each colour, then one house will be left without any colour. If five houses are painted with each colour, then one colour will remain. Find the number of houses in that street ? 2169 05b5cc718e4d2b4197774f4a9
5b5cc718e4d2b4197774f4a9- 125true
- 26false
- 332false
- 47false
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उत्तर : 1. "25"
व्याख्या :
Answer: A) 25 Explanation: Let x be number of houses and y be colors. on the basis of question x = 4y+1x = 5(y-1)on solving these 2 equations x = 25
प्र: Why does homeric literature still survive today? 2169 05b5cc699e4d2b4197774c740
5b5cc699e4d2b4197774c740- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
Homer's literature had created the foundation for literature and was influential in his time and the future. And they are credited as foundational components of the Western worldview.
प्र: I have an eye but cannot see? 2168 05b5cc66de4d2b4197774bfe3
5b5cc66de4d2b4197774bfe3- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
Its a Needle. Needle has an eye but can't see.