GATE प्रश्न और उत्तर का अभ्यास करें
8प्र: On 24th Nov, 2007 Thursday falls. What day of the week was it on 10th Nov, 2006 ? 2426 05b5cc75ce4d2b4197774fc20
5b5cc75ce4d2b4197774fc20- 1Wednesdaytrue
- 2Tuesdayfalse
- 3Fridayfalse
- 4Thursdayfalse
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उत्तर : 1. "Wednesday"
व्याख्या :
Answer: A) Wednesday Explanation: The year 2006 is an ordinary year. So, it has 1 odd day.So, the day on 24th Nov, 2007 will be 1 day beyond the day on 24th Nov, 2006.But, 24th Nov, 2007 is Thursday. 24 - 10 = 14 days. Therefore, 2 weeks ago it is same day. Thus, 10th Nov, 2006 is one day before 10th Nov, 2007 i.e. it is Wednesday.
प्र: Name a common greenhouse gas containing only hydrogen and oxygen? 2422 05b5cc699e4d2b4197774c675
5b5cc699e4d2b4197774c675- 1CH4false
- 2O3false
- 3H2Otrue
- 4NOfalse
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उत्तर : 3. "H2O"
व्याख्या :
Answer: C) H2O Explanation: The common greenhouse gas containing only hydrogen and oxygen is H2O, this is water vapor. The common greenhouse gases are water vapor, carbon dioxide, methane, nitrous oxide, and ozone. The composition (chemical formula) of those gases are: Water vapor: H2OCarbon dioxide: CO2Methane: CH4Nitrous oxide: NOOzone: O3. As you see the only one of those that contains only hydrogen and oxygen is H2O, water vapor.
प्र: 'A' sold an article to 'B' at a profit of 20%. 'B' sold the same article to 'C' at a loss of 25% and 'C' sold the same article to 'D' at a profit of 40%. If 'D' paid Rs 252 for the article, then find how much did 'A' pay for it? 2418 05b5cc75ee4d2b4197774fca2
5b5cc75ee4d2b4197774fca2- 1Rs.196false
- 2Rs.210false
- 3Rs.200true
- 4Rs.235false
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उत्तर : 3. "Rs.200"
व्याख्या :
Answer: C) Rs.200 Explanation: Let the article costs 'X' to ACost price of B = 1.2XCost price of C = 0.75(1.2X) = 0.9XCost price of D = 1.4(0.9X) = 1.26X = 252Amount paid by A for the article = Rs. 200.
प्र: Which of the following statements is most accurate regarding infection with parvovirus B19? 2417 05b5cc6a8e4d2b4197774ce76
5b5cc6a8e4d2b4197774ce76- 1Parvovirus B19 causes severe anemia because it preferentially infects erythrocyte precursorstrue
- 2Parvovirus B19 can cause hydrops fetalis via transplacental infection of a fetus in a seropositive motherfalse
- 3Parvovirus B19 can be diagnosed by detection of viral RNA using PCR or hybridization assaysfalse
- 4Parvovirus B19 replicates in the host cell nucleus utilizing a virally encoded DNA polymerase to create a double- stranded DNA intermediatefalse
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उत्तर : 1. "Parvovirus B19 causes severe anemia because it preferentially infects erythrocyte precursors"
व्याख्या :
Answer: A) Parvovirus B19 causes severe anemia because it preferentially infects erythrocyte precursors Explanation: Parvovirus B19 causes severe anemia because it preferentially infects erythrocyte precursors. a. Parvovirus B19 binds preferentially to the erythrocyte blood group P antigen on erythroid precursor cells. Answers B, C, D are incorrect: b. after entry the single-stranded viral DNA genome is transported to the cell nucleus where the host DNA polymerase synthesizes the complimentary DNA strand. c. Parvovirus B19 infection can be diagnosed by direct detection of viral DNA not RNA. d. the fetus of a seropositive mother is protected from infection by maternal circulating antibodies.
प्र: मेरे पैर हैं, लेकिन मैं चल नहीं सकता। मैं कौन हूँ? 2415 05b5cc601e4d2b4197774b485
5b5cc601e4d2b4197774b485- 1ड्रैगनफलीज़true
- 2झींगेfalse
- 3हाउसफलीज़false
- 4उपरोक्त सभीfalse
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उत्तर : 1. "ड्रैगनफलीज़"
व्याख्या :
Answer: A) Dragonflies व्याख्या: Dragonflies के पैर होते हैं लेकिन वे चल नहीं सकते।
प्र: प्रिंटर का रिजॉल्यूशन में मापा जाता है 2415 05b5cc626e4d2b4197774b869
5b5cc626e4d2b4197774b869- 1DPItrue
- 2Megabitsfalse
- 3Hertzfalse
- 4Inchesfalse
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उत्तर : 1. "DPI"
व्याख्या :
Answer: A) DPI व्याख्या: डॉट्स प्रति इंच (डीपीआई, या डीपीआई) स्थानिक मुद्रण या वीडियो या छवि स्कैनर डॉट घनत्व का एक माप है, विशेष रूप से व्यक्तिगत बिंदुओं की संख्या जिन्हें 1 इंच (2.54 सेमी) की अवधि के भीतर एक पंक्ति में रखा जा सकता है।
प्र: Which of the following is the sixth to the left of the twentieth from the left end of the below arrangement ?BM%R#J@K!DF69L4*15NEP23AYQZ#7UG 2415 05b5cc758e4d2b4197774fc0a
5b5cc758e4d2b4197774fc0a- 1Ltrue
- 2Kfalse
- 34false
- 49false
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उत्तर : 1. "L"
व्याख्या :
Answer: A) L Explanation: The twentieth element in the above arrangement is 'E'.Then, the sixth element to the left of 'E' is 'L'.
प्र: What kind of tree can you carry in your hand? 2415 05b5cc651e4d2b4197774bcfe
5b5cc651e4d2b4197774bcfe- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
Palm tree.

