GATE Practice Question and Answer

Q: On BBC World News channel last night they showed an informative program about new innovations in medical imaging, which you would have found interesting. 1951 0

  • 1
    there was an informative program about innovations in medical imaging, a program you would have found interesting.
    Correct
    Wrong
  • 2
    they showed an informative program about innovations in medical imaging, which you would have found interesting.
    Correct
    Wrong
  • 3
    there was an informative program about new innovations in medical imaging, that you would have found interesting.
    Correct
    Wrong
  • 4
    they showed an informative program about new innovations in medical imaging, which you would have found interesting.
    Correct
    Wrong
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Answer : 1. "there was an informative program about innovations in medical imaging, a program you would have found interesting."
Explanation :

Answer: A) there was an informative program about innovations in medical imaging, a program you would have found interesting. Explanation: They is incorrect when talking of the television channel. New is redundant. And which must have a clear antecedent.   Hence, Only Option A satisfies and clears all the flaws in the given sentence.

Q: The shorter i am, the bigger i am. What am I? 1950 0

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Answer :
Explanation :

A Temper.

Q: A quantity of tea is sold at Rs. 5.75 per kilogram. The total gain by selling the tea at this rate is Rs. 60. Find the quantity of tea being sold if a profit of 15% is made on the deal ? 1950 0

  • 1
    72 kgs
    Correct
    Wrong
  • 2
    80 kgs
    Correct
    Wrong
  • 3
    76 kgs
    Correct
    Wrong
  • 4
    84 kgs
    Correct
    Wrong
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Answer : 2. "80 kgs"
Explanation :

Answer: B) 80 kgs Explanation: Say total cost price of tea is x.Then total profit at a rate of 15% is = (15x/100)According to question,15x/100 = 60so x = 400C.p of the tea is Rs. 400.so total selling price will be = (400+60) = Rs.460so the quantity of the tea will be = (460/5.75) = 80kg.

Q: The ability to do work is called Energy. 1949 0

  • 1
    TRUE
    Correct
    Wrong
  • 2
    FALSE Answer & Explanation Answer:
    Correct
    Wrong
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Answer : 1. "TRUE"
Explanation :

Answer: A) TRUE Explanation: Yes, the ability to do work is called Energy is True.

Q: The Rain Shadow Effect is associated with 1949 1

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    Convectional rainfall
    Correct
    Wrong
  • 2
    Frontal rainfall
    Correct
    Wrong
  • 3
    Cyclonic rainfall
    Correct
    Wrong
  • 4
    Orographic rainfall
    Correct
    Wrong
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Answer : 4. "Orographic rainfall"
Explanation :

Answer: D) Orographic rainfall Explanation: Orographic precipitation or Rain produced when moist air is lifted as it moves over a mountain range. As the air rises and cools, orographic clouds form and serve as the source of the precipitation, most of which falls upwind of the mountain ridge.   Some also falls a short distance downwind of the ridge and is sometimes called spillover. On the lee side of the mountain range, rainfall is usually low, and the area is said to be in a Rain Shadow.

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Answer : 1. "400"
Explanation :

Answer: A) 400 Explanation: Let the total number of pages in the book be 'x'. From given data, 2x/5 + 34x/100 + 52 + 52 = x => 40x + 34x + 10400 = 100x => 26x = 10400 => x = 400. Hence, total pages in the book are 400.

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Answer : 1. "(1)"
Explanation :

Answer: A) (1) Explanation: The error lies in part (1).  As the phrase 'as much as' needs to be replaced with 'much as I'. This is because we use 'as much as' for comparing two qualities or things. But here in the given sentence a contrast is given in the latter part of the sentence. So we need a conjunction like 'even though' 'although' etc... 'Much as I' also serves the same purpose.

Q: Find the quadratic equations whose roots are the reciprocals of the roots of 2x2+5x+3? 1948 0

  • 1
    3x2+5x+2=0
    Correct
    Wrong
  • 2
    5x2+3x+2=0
    Correct
    Wrong
  • 3
    3x2-5x-2=0
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 1. "3x2+5x+2=0"
Explanation :

Answer: A) A Explanation: The quadratic equation whose roots are reciprocal of 2x2+5x+3=0 can be obtained by replacing x by 1/x.   Hence, 2(1/x)(1/x)+ 5(1/x) + 3 = 0   => 3x2+5x+2=0

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