GATE प्रश्न और उत्तर का अभ्यास करें
8प्र: 12 as a percentage? 1733 05b5cc696e4d2b4197774c570
5b5cc696e4d2b4197774c570- 150%true
- 25%false
- 30.5%false
- 40.05%false
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उत्तर : 1. "50%"
व्याख्या :
Answer: A) 50% Explanation: 1/2 as a percentage means 1/2 = 0.5 in decimal Now, in percentage means 0.5 x 100% = 50%.
प्र: How do you inspire others to be better ? 1732 05b5cc76ae4d2b4197774fe54
5b5cc76ae4d2b4197774fe54- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
Inspiration is powerful, but it isn’t easy. If you want to be a positive influence, capable of inspiring your loved ones to become better versions of themselves, please consider these:- Be a good example.- Read them.- Care about others.- Encouragement.- Be inspired yourself.- Share your own experience.- Share your success as well as your failures.- Be a good mentor.- Make them to trust you.
प्र: In a mixture of 240 lt. water is 20% and rest is Milk. What quantity of mixture should be taken out and replaced with water so that water becomes 40%? 1731 05b5cc6bee4d2b4197774d98d
5b5cc6bee4d2b4197774d98d- 160 littrue
- 255 litfalse
- 345 litfalse
- 450 litfalse
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उत्तर : 1. "60 lit"
व्याख्या :
Answer: A) 60 lit Explanation:
प्र: Standing on a platform, Rajan told Kumar that Varanasi was more than 20 km but less than 25 km from there. Kumar knew that it was more than 18 km but less than 22 km from there. If both of them are correct, then which of the following is the true distance of Varanasi from the platform ? 1731 05b5cc6c5e4d2b4197774dd28
5b5cc6c5e4d2b4197774dd28- 120 kmfalse
- 222 kmfalse
- 319 kmfalse
- 421 kmtrue
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उत्तर : 4. "21 km"
व्याख्या :
Answer: D) 21 km Explanation: From both voices it can be conclude that, Varanasi is more than 20km but less than 22km away. That is it is 21 kms away.
प्र: Which was the first Hydel power projects in India? 1731 05b5cc611e4d2b4197774b66a
5b5cc611e4d2b4197774b66a- 1Paikara in Tamilnadufalse
- 2Nizamsagar in Telanganafalse
- 3Siva Samudram in Karnatakatrue
- 4Palli vasal in Kerelafalse
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उत्तर : 3. "Siva Samudram in Karnataka"
व्याख्या :
Answer: C) Siva Samudram in Karnataka Explanation: Siva Samudram in Karnatka. The potential for hydroelectric power in India is one of the greatest in the world. The first hydro-electric power station in India was established in Karnataka at "shivana samudra".
प्र: How many seconds will a 800 meter long train moving with a speed of 63 km/hr take to cross a man walking with a speed of 3 km/hr in the direction of the train ? 1731 05b5cc6dde4d2b4197774ea0f
5b5cc6dde4d2b4197774ea0f- 148true
- 252false
- 338false
- 442false
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उत्तर : 1. "48"
व्याख्या :
Answer: A) 48 Explanation: Here distance d = 800 mts speed s = 63 - 3 = 60 kmph = 60 x 5/18 m/s time t = 800x1860x5= 48 sec.
प्र: What is x squared plus x squared? 1729 05b5cc666e4d2b4197774bef3
5b5cc666e4d2b4197774bef3- 14xfalse
- 22x^2true
- 3x^4false
- 42xfalse
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उत्तर : 2. "2x^2"
व्याख्या :
Answer: B) 2x^2 Explanation: In an algebraic expression, like terms are terms that contain the same variables raised to the same powers. Calculating x-squared plus x-squared is a matter of combining like terms. Now x^2 + x^2 = 2x^2 Hence, x-squared plus x-squared is equal to 2 times x squared.
प्र: 5 + 2 x 10 = 1729 05b5cc622e4d2b4197774b7e9
5b5cc622e4d2b4197774b7e9- 170false
- 220false
- 325true
- 452false
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उत्तर : 3. "25"
व्याख्या :
Answer: C) 25 Explanation: According to BODMAS rule, After multiplication only, addition is done. Hence, 5 + 2 x 10 = 5 + 20 = 25.