GATE Practice Question and Answer

Q: Which one of the following launched world's longest scheduled flight ? 2106 0

  • 1
    Qatar Airways
    Correct
    Wrong
  • 2
    British Airways
    Correct
    Wrong
  • 3
    Jet Blue
    Correct
    Wrong
  • 4
    Air India
    Correct
    Wrong
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Answer : 1. "Qatar Airways"
Explanation :

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.

Q: Lux is the SI unit of 2104 0

  • 1
    luminous flux
    Correct
    Wrong
  • 2
    luminous efficiency
    Correct
    Wrong
  • 3
    intensity of illumination
    Correct
    Wrong
  • 4
    luminous intensity
    Correct
    Wrong
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Answer : 3. "intensity of illumination"
Explanation :

Answer: C) intensity of illumination Explanation: The lux (lx) is the SI derived unit of illuminance and luminous emittance, measuring luminous flux per unit area. It is equal to one lumen per square meter.

Q: If Rs. 782 be divided into three parts, proportional to 1/2:2/3:3/4, then the first part is: 2104 0

  • 1
    Rs. 408
    Correct
    Wrong
  • 2
    Rs. 204
    Correct
    Wrong
  • 3
    Rs. 412
    Correct
    Wrong
  • 4
    Rs. 220
    Correct
    Wrong
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Answer : 2. "Rs. 204"
Explanation :

Answer: B) Rs. 204 Explanation: Given ratio = 1/2:2/3:3/4 = 6:8:9 1st part = 782 x 6/23 = Rs. 204.

Q: The average age of the district level hockey team of eleven is 22 years.The average age gets increased by 1 year when the coach age is also included.what is the age of the coach ? 2103 0

  • 1
    33 yrs
    Correct
    Wrong
  • 2
    34 yrs
    Correct
    Wrong
  • 3
    35 yrs
    Correct
    Wrong
  • 4
    36 yrs
    Correct
    Wrong
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Answer : 2. "34 yrs"
Explanation :

Answer: B) 34 yrs Explanation: Total age of players in team = 22 x 11 = 242When coach is included, total members = 12, Avg age increases by one becomes 23Total age when coach is included = 23x12 = 276Age of coach = 276-242 = 34 yrs.

Q: When 0.46 is written in simplest form, the sum of the numerator and the denominator is  ? 2103 0

  • 1
    69
    Correct
    Wrong
  • 2
    73
    Correct
    Wrong
  • 3
    96
    Correct
    Wrong
  • 4
    41
    Correct
    Wrong
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Answer : 2. "73"
Explanation :

Answer: B) 73 Explanation: 0.46 = 46/100 = 23/50. Sum of the numerator and denominator is 23 + 50 = 73

Q: 111 13 112 24 113 35 117 ? 2102 0

  • 1
    46
    Correct
    Wrong
  • 2
    57
    Correct
    Wrong
  • 3
    68
    Correct
    Wrong
  • 4
    79
    Correct
    Wrong
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Answer : 4. "79"
Explanation :

Answer: D) 79 Explanation: The given puzzle follows a pattern that, Number - . 111 - 13 112 - 24 113 - 35 So  117 - 79

Q: The sale price of an article including the sales tax is Rs. 616. The rate of sales tax is 10%. If the shopkeeper has made a profit of 12%, then the cost price of the article is : 2100 0

  • 1
    Rs. 560
    Correct
    Wrong
  • 2
    Rs. 530
    Correct
    Wrong
  • 3
    Rs. 500
    Correct
    Wrong
  • 4
    Rs. 514
    Correct
    Wrong
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Answer : 3. "Rs. 500"
Explanation :

Answer: C) Rs. 500 Explanation: 110% of S.P. = Rs. 616 S.P. = (616 x 100)/110 = Rs. 560 C.P = (110 x 560)/112 = Rs. 500

Q: Groundwater is found underground in the zone of 2099 0

  • 1
    Penetration
    Correct
    Wrong
  • 2
    Aeration
    Correct
    Wrong
  • 3
    Saturation
    Correct
    Wrong
  • 4
    Both B & C
    Correct
    Wrong
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Answer : 4. "Both B & C"
Explanation :

Answer: D) Both B & C Explanation: Groundwater is all the water that has penetrated the earth's surface and is found in one of two soil layers. The one nearest the surface is the "zone of aeration", where gaps between soil are filled with both air and water. Below this layer is the "zone of saturation", where the gaps are filled with water.

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