IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: How long would it take to travel 4 light years? 1469 05b5cc6ade4d2b4197774d124
5b5cc6ade4d2b4197774d124- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
There are approximately 6 trillion miles in a light-year, so the distance we need to go is 6 trillion miles / light-year times. 4 light-years is equal to 24 trillion miles. So, this whole would take 1.2 billion hours. There are 24 hours a day and 365.25 days per year, so this time in years is 137 thousand years.
प्र: Which ministry has started the exercise to revise base year to 2017 - 2018 for computation of wholesale inflation? 1468 05b5cc67be4d2b4197774c1e0
5b5cc67be4d2b4197774c1e0- 1Ministry of Commerce and Industrytrue
- 2Ministry of Financefalse
- 3Ministry of Corporate Affairsfalse
- 4All the abovefalse
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उत्तर : 1. "Ministry of Commerce and Industry"
व्याख्या :
Answer: A) Ministry of Commerce and Industry Explanation: The India's commerce and industry ministry has started the exercise to revise base year to 2017-18 for computation of wholesale inflation with a view to present more realistic picture of the price situation In May last year, the government revised the base year for WPI-based inflation to 2011-12 to give a better indication of changes in prices of commodities. The new index, with 2017-18, is expected to have new items, which would provide a more realistic picture of price rise and its impact on people. Most of the additions could be in the manufactured products category. Currently, the index has a total of 697 items, including primary articles, fuel and power and manufactured products.
प्र: Milk and water are mixed in a vessel A as 4:1 and in vessel B as 3:2. For vessel C, if one takes equal quantities from A and B, find the ratio of milk to water in C. 1467 05b5cc6c7e4d2b4197774dec8
5b5cc6c7e4d2b4197774dec8- 11:9false
- 29:1false
- 33:7false
- 47:3true
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उत्तर : 4. "7:3"
व्याख्या :
Answer: D) 7:3 Explanation: Ratio of Milk and water in a vessel A is 4 : 1 Ratio of Milk and water in a vessel B is 3 : 2 Ratio of only milk in vessel A = 4 : 5 Ratio of only milk in vessel B = 3 : 5 Let 'x' be the quantity of milk in vessel C Now as equal quantities are taken out from both vessels A & B => 4/5 : 3/5 x 3/5-x x - 4/5 => 35-xx-45 = 11 (equal quantities) => x = 7/10 Therefore, quantity of milk in vessel C = 7 => Water quantity = 10 - 7 = 3 Hence the ratio of milk & water in vessel 3 is 7 : 3
प्र: Which Bank has made online transactions through RTGS and NEFT free of cost from November 1? 1467 05b5cc6bfe4d2b4197774da14
5b5cc6bfe4d2b4197774da14- 1HDFC Banktrue
- 2Karur Vysya Bankfalse
- 3ICICI Bankfalse
- 4SBI Bankfalse
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उत्तर : 1. "HDFC Bank"
व्याख्या :
Answer: A) HDFC Bank Explanation: Private sector lender HDFC Bank has made online fund transfer through RTGS (Real Time Gross Settlement) and NEFT (National Electronic Funds Transfer) free with effect from November 1, with an aim to promote digital economy. According to the revised charges, customers of savings and salary accounts of HDFC Bank will not have to pay any charge for transferring funds online using its RTGS and NEFT facilities.
प्र: A train is moving and crossing a man who is running on a platform of 100 m at a speed of 8 kmph in the direction of the train, in 9 sec. If the speed of the train is 74 kmph. Find the length of the train ? 1466 05b5cc6c3e4d2b4197774dc27
5b5cc6c3e4d2b4197774dc27- 1202 mtsfalse
- 2188 mtsfalse
- 3165 mtstrue
- 4156 mtsfalse
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उत्तर : 3. "165 mts"
व्याख्या :
Answer: C) 165 mts Explanation: Let the length of the train = L mts Relative speed of train and man = 74 - 8 = 66 kmph = 66 x 5/18 m/s => 66 x 5/18 = L/9 => L = 165 mts.
प्र: "World Fisheries Day" is observed on _____ ? 1466 05b5cc6c3e4d2b4197774dc72
5b5cc6c3e4d2b4197774dc72- 121st Novtrue
- 211th Decfalse
- 310th Octfalse
- 429th Sepfalse
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उत्तर : 1. "21st Nov"
व्याख्या :
Answer: A) 21st Nov Explanation:
प्र: Which international Airport Ltd has bagged the National Award for 'Excellence' in Energy Management ? 1465 05b5cc6c7e4d2b4197774decd
5b5cc6c7e4d2b4197774decd- 1New Delhifalse
- 2Lucknowfalse
- 3Hyderabadtrue
- 4Mumbaifalse
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उत्तर : 3. "Hyderabad"
व्याख्या :
Answer: C) Hyderabad Explanation:
प्र: Draw the conclusion from the following sentences 1. Apartments in the Riverdale Manor cost less than apartments in The Gaslight Commons.2. Apartments in the Livingston Gate cost more than apartments in the The Gaslight Commons.3. Of the three apartment buildings, the Livingston Gate costs the most. If the first two statements are true, the third statement is 1464 05b5cc6eee4d2b4197774ef0e
5b5cc6eee4d2b4197774ef0e- 1TRUEtrue
- 2FALSE Answer & Explanation Answer:false
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उत्तर : 1. "TRUE"
व्याख्या :
Answer: A) TRUE Explanation: Since the Gaslight Commons costs more than the Riverdale Manor and the Livingston Gate costs more than the Gaslight Commons, it is true that the Livingston Gate costs the most.

