GRE प्रश्न और उत्तर का अभ्यास करें
8प्र: I can Honk without using a Horn. Who am I? 2654 05b5cc6abe4d2b4197774cf9e
5b5cc6abe4d2b4197774cf9e- 1Goosetrue
- 2Cranefalse
- 3Penguinfalse
- 4Hummingfalse
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उत्तर : 1. "Goose"
व्याख्या :
Answer: A) Goose Explanation: Goose can Honk without using a Horn. Geese are waterfowl of the family Anatidae.
प्र: K is 50% faster than L. If L starts at 9 A.M. and K starts at 10 A.M. L travels at a speed of 50 km/hr. If L and K are 300 kms apart, The time when they meet when they travel in opposite direction is ? 2648 05b5cc741e4d2b4197774f9e5
5b5cc741e4d2b4197774f9e5- 112 pmtrue
- 21 pmfalse
- 311 amfalse
- 411:30 amfalse
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उत्तर : 1. "12 pm"
व्याख्या :
Answer: A) 12 pm Explanation: let 't' be the time after which they met since L starts. Given K is 50% faster than L 50 t + 1.5*50(t-1) = 300 50 t +75 t = 300 + 75 t = 375 / 125 = 3 hrs past the time that L starts So they meet at (9 + 3)hrs = 12:00 noon.
प्र: An electronic device rearranges numbers step-by-step in a particular order according to set of rules. The device stops when the final result is obtained. Input: 84 15 35 04 18 96 62 08Step 1: 96 84 15 35 04 18 62 08Step 2: 96 84 62 15 35 04 18 08Step 3: 96 84 62 35 15 04 18 08Step 4: 96 84 62 35 18 15 04 08Step 5: 96 84 62 35 18 15 08 04And Step 5 is the last step for this input. Now, find out an appropriate step in the following question following the above rule. Question:Input: 16 09 24 28 15 04What will be the third step for this input ? 2641 05b5cc771e4d2b4197774fffd
5b5cc771e4d2b4197774fffd- 128 24 15 16 04 09false
- 228 24 16 15 09 04true
- 324 28 15 16 09 04false
- 428 24 16 15 04 09false
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उत्तर : 2. "28 24 16 15 09 04"
व्याख्या :
Answer: B) 28 24 16 15 09 04 Explanation: Carefully obsrving the given arrangement, we find the following pattern:We observe that the given numbers are arranged in descending order (from left to right), altering the position of only one number in each step, followed by the other numbers as it is. The process continues till the whole set of numbers is arranged in the descending order. Step1: 28 16 09 24 15 04Step2: 28 24 16 09 15 04Step3: 28 24 16 15 09 04 Hence, the answer is B
प्र: Which one of the following launched world's longest scheduled flight ? 2640 05b5cc75ce4d2b4197774fc7a
5b5cc75ce4d2b4197774fc7a- 1Qatar Airwaystrue
- 2British Airwaysfalse
- 3Jet Bluefalse
- 4Air Indiafalse
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उत्तर : 1. "Qatar Airways"
व्याख्या :
Answer: A) Qatar Airways Explanation: The Qatar Airways has launched the World’s longest scheduled commercial service to ply between Doha to Auckland. The inaugural service of Flight QR920 took off on February 5, 2017 from Doha and will take 16 hours and 20 minutes to travel 14,535 kilometers to reach Auckland in New Zealand.This makes Qatar Airways to launch the World’s fastest and longest passenger service in terms of flying time. Prior to this, emirates launched the world’s longest non-stop scheduled commercial flight with a service from Dubai to Auckland, spanning 14,200 kilometres.
प्र: Car is to garage as aeroplane is to 2639 05b5cc65ee4d2b4197774be20
5b5cc65ee4d2b4197774be20- 1Hangartrue
- 2Portfalse
- 3Harbourfalse
- 4Depotfalse
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उत्तर : 1. "Hangar"
व्याख्या :
Answer: A) Hangar Explanation: We park car temporarily in garrage, similarly, aeroplane is temporarily parked in hangar.
प्र: Which of the following is generally true about the stratosphere? 2638 05b5cc6a8e4d2b4197774ce80
5b5cc6a8e4d2b4197774ce80- 1It is very drytrue
- 2It is very moistfalse
- 3The dryness level varies with the seasonfalse
- 4The dryness level varies with the moon cyclefalse
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उत्तर : 1. "It is very dry"
व्याख्या :
Answer: A) It is very dry Explanation: The stratosphere layer of the atmosphere is very dry.
प्र: The outermost layer of the sun is called 2636 05b5cc6a5e4d2b4197774cd04
5b5cc6a5e4d2b4197774cd04- 1Coronatrue
- 2Chromospherefalse
- 3Radiative Zonefalse
- 4Transition Regionfalse
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उत्तर : 1. "Corona"
व्याख्या :
Answer: A) Corona Explanation: The outermost layer of the sun is called The Corona. The inner layers are the Core, Radiative Zone and Convection Zone. The outer layers are the Photosphere, the Chromosphere, the Transition Region and the Corona. IRIS will focus its investigation on the Chromosphere and Transition Region.
प्र: What is the product of a number and its reciprocal? 2634 05b5cc670e4d2b4197774c002
5b5cc670e4d2b4197774c002- 10false
- 21true
- 3-ve of the numberfalse
- 4the number itselffalse
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उत्तर : 2. "1"
व्याख्या :
Answer: B) 1 Explanation: The product of a number and its reciprocal is always equals to 1. For Example : Let the number be 4. Now, its reciprocal is 1/4 Hence, required product = 4 x 1/4 = 1. Now, take the number as -15. Then its reciprocal is -1/15 Required product = -15 x -1/15 = 1. Hence, the product of a number and its reciprocal is 1.

