GATE प्रश्न और उत्तर का अभ्यास करें
8प्र: Which of the Phrases (1), (2), (3) and (4) given below should replace the phrases printed in bold in the sentence to make it grammatically correct. They claim that their employees are highly committing and disciplined. 2128 05b5cc6cce4d2b4197774e12e
5b5cc6cce4d2b4197774e12e- 1Have been highly committedfalse
- 2Have high commitmentsfalse
- 3Are highly committedtrue
- 4No correction requiredfalse
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उत्तर : 3. "Are highly committed"
व्याख्या :
Answer: C) Are highly committed Explanation: As per the rule of adverb, the adverb is followed by the third form of verb.
प्र: The purest form of iron is 2128 05b5cc7efe4d2b41977751d76
5b5cc7efe4d2b41977751d76- 1wrought irontrue
- 2steelfalse
- 3pig ironfalse
- 4nickel steelfalse
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उत्तर : 1. "wrought iron"
व्याख्या :
Answer: A) wrought iron Explanation: Wrought Iron is the purest form of iron. It contains 0.12 to 0.25% carbon and so it is the purest form of iron.
प्र: A, B and C can do a piece of work in 72, 48 and 36 days respectively. For first p/2 days, A & B work together and for next ((p+6))/3days all three worked together. Remaining 125/3% of work is completed by D in 10 days. If C & D worked together for p day then, what portion of work will be remained? 2124 05b5cc669e4d2b4197774bf4d
5b5cc669e4d2b4197774bf4d- 11/5false
- 21/6true
- 31/7false
- 41/8false
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उत्तर : 2. "1/6"
व्याख्या :
Answer: B) 1/6 Explanation: Total work is given by L.C.M of 72, 48, 36 Total work = 144 units Efficieny of A = 144/72 = 2 units/day Efficieny of B = 144/48 = 3 units/day Efficieny of C = 144/36 = 4 units/day According to the given data, 2 x p/2 + 3 x p/2 + 2 x (p+6)/3 + 3 x (p+6)/3 + 4 x (p+6)/3 = 144 x (100 - 125/3) x 1/100 3p + 4.5p + 2p + 3p + 4p = 84 x 3 - 54 p = 198/16.5 p = 12 days. Now, efficency of D = (144 x 125/3 x 1/100)/10 = 6 unit/day (C+D) in p days = (4 + 6) x 12 = 120 unit Remained part of work = (144-120)/144 = 1/6.
प्र: A disaccharide is formed by the chemical bonding of 2124 05b5cc63de4d2b4197774bad9
5b5cc63de4d2b4197774bad9- 1two monosaccharidestrue
- 2two polysaccharidesfalse
- 3one monosaccharide and one polysaccharidefalse
- 4All the abovefalse
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उत्तर : 1. "two monosaccharides"
व्याख्या :
Answer: A) two monosaccharides Explanation: Disaccharides are formed when two monosaccharides join together by the dehydration synthesis reaction resulting in a glycosidic bond between the two monosaccharide molecules. The reaction produces water as a side product.
प्र: Choose the missing terms in the given series from the four alternatives given below. GMQ, JOT, MQW, ? 2124 05b5cc76ae4d2b4197774fe6b
5b5cc76ae4d2b4197774fe6b- 1PTZfalse
- 2ORYfalse
- 3VXYfalse
- 4PSZtrue
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उत्तर : 4. "PSZ"
व्याख्या :
Answer: D) PSZ Explanation: The first letter moves three steps forward. The second letter moves two steps forward. The third letter moves three steps forward.
प्र: Light from the sun reaches us in nearly 2123 05b5cc6a2e4d2b4197774cbc2
5b5cc6a2e4d2b4197774cbc2- 15 minfalse
- 24.30 hrsfalse
- 38 mintrue
- 45.30 hrsfalse
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उत्तर : 3. "8 min"
व्याख्या :
Answer: C) 8 min Explanation: The light from the sun takes about 8 minutes to reach the Earth after it has been emitted from the sun's surface. The time it takes for light to reach planets in our Solar System varies from about 3 minutes for Mercury to about 5.3 hours for Pluto.
प्र: Two numbers are 35% and 42% are less than a third number .How much percent is the second number less than the first ? 2123 05b5cc6dce4d2b4197774e96f
5b5cc6dce4d2b4197774e96f- 110.769 %true
- 211.23 %false
- 310.4 %false
- 49.87 %false
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उत्तर : 1. "10.769 %"
व्याख्या :
Answer: A) 10.769 % Explanation: I II III 65 58 100 65 -------- 7100 ------ ? => 10.769%
प्र: The least number of complete years in which a sum of money put out at 20% C.I. will be more than doubled is ? 2122 05b5cc6e2e4d2b4197774ec25
5b5cc6e2e4d2b4197774ec25- 13 yearsfalse
- 24 yearstrue
- 32.5 yearsfalse
- 42 yearsfalse
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उत्तर : 2. "4 years"
व्याख्या :
Answer: B) 4 years Explanation: P1+20100n > 2P Now, (6/5 x 6/5 x 6/5 x 6/5) > 2. So, n = 4 years.

