IIT JEE Practice Question and Answer

Q: Marathon is to race as Hibernation is to 4894 0

  • 1
    Eat
    Correct
    Wrong
  • 2
    Sleep
    Correct
    Wrong
  • 3
    Winter
    Correct
    Wrong
  • 4
    Dream
    Correct
    Wrong
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Answer : 2. "Sleep"
Explanation :

Answer: B) Sleep Explanation: Marathon is to Race as Hibernation is to Sleep.   Marathon is a long race in the similar way Hibernation refers to a long sleep.

Q: A method of providing virtual memory is called _____. 4890 1

  • 1
    Fragmentation
    Correct
    Wrong
  • 2
    Segmentation
    Correct
    Wrong
  • 3
    De-fragmentation
    Correct
    Wrong
  • 4
    Paging
    Correct
    Wrong
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Answer : 2. "Segmentation"
Explanation :

Answer: B) Segmentation Explanation:

Q: With which Sport is the Jules Rimet Trophy associated? 4878 0

  • 1
    Hockey
    Correct
    Wrong
  • 2
    Badminton
    Correct
    Wrong
  • 3
    Golf
    Correct
    Wrong
  • 4
    Football
    Correct
    Wrong
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Answer : 4. "Football"
Explanation :

Answer: D) Football Explanation: Jules Rimet Trophy is associated with the game Football. The Jules Rimet Trophy was named in the honour of Jules Rimet, who is FIFA's longest-serving president, in office for 33 years.

Q: Rotate : Energy :: Stop : ? 4875 0

  • 1
    Spin
    Correct
    Wrong
  • 2
    Break
    Correct
    Wrong
  • 3
    Inertia
    Correct
    Wrong
  • 4
    None
    Correct
    Wrong
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Answer : 3. "Inertia"
Explanation :

Answer: C) Inertia Explanation: To rotate is to energy to stop is to inertia. From the definition itself we know that inertia is a property by virtue of which a body continues to be in the state of rest or in state of motion. So over here whenever energy is supplied then the body starts to move that is a displacement is there and it is rotating where as whenever the body is stopped an inertia of rest is created.   So, Rotate : Energy :: Stop : Inertia.

Q: Resistance of human body in dry condition 4861 0

  • 1
    10 ohm
    Correct
    Wrong
  • 2
    1000 ohm
    Correct
    Wrong
  • 3
    10000 ohm
    Correct
    Wrong
  • 4
    100000 ohm
    Correct
    Wrong
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Answer : 4. "100000 ohm"
Explanation :

Answer: D) 100000 ohm Explanation: Under dry conditions, the resistance offered by the human body may be as high as 100,000(10^5) Ohms.   Depending on the person, a rough value for the internal resistance of the human body is 300-1,000 Ohms. The skin's resistance is much lower if it is wet or burnt/blistered. There are a lot of factors involved and not every person has the same electrical resistance. For instance, men tend to have lower resistance than women. Within the body, the tissues with the greatest resistance are bone and fat - nerves and muscle have the least resistance.

Q: If the positions of the first and the third digit within each number are interchanged, which of the following will be the third digit of the second lowest number ? 987, 514, 658, 487, 404, 269 4844 0

  • 1
    8
    Correct
    Wrong
  • 2
    9
    Correct
    Wrong
  • 3
    2
    Correct
    Wrong
  • 4
    4
    Correct
    Wrong
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Answer : 4. "4"
Explanation :

Answer: D) 4 Explanation: According to the question, after the position of the first and third digit interchanged new numbers are 789, 415, 856, 784, 404, 962 962, 856, 789, 784, 404, 415Here the second lowest number is 404 and the last digit of it is '4'.

Q: Two trains namely X & Y leave station 'A' at 6.30am and 7.40am and travel at 30km/hr and 40 km/hr respectively. How many kms from 'A' will the trains meet ? 4834 0

  • 1
    140 kms
    Correct
    Wrong
  • 2
    120 kms
    Correct
    Wrong
  • 3
    96 kms
    Correct
    Wrong
  • 4
    142 kms
    Correct
    Wrong
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Answer : 1. "140 kms"
Explanation :

Answer: A) 140 kms Explanation: It is given train X leave station A at 6:30 am, here it is asked to calculate the distance from A when the trains meet, theDistance traveled by train left at 6:30 am upto 7:40 am i.e. in 1 hr. 10 min. or 7/6 hours = 30 x 7/6 = 35 kmSo train leaving at 7:40 am will meet first train after covering a distance of 35 km. with relative speed of 40-30=10 km/hr.Hence time taken = 35/10 = 3.5 hours or 3 hours 30 minutesSo distance from A = Distance traveled by 2nd train in 3 hr. 30 min = 40 x 3.5 = 140 km.

Q: 21st letter of the alphabet is a Consonant. 4796 0

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

Answer: B) FALSE Explanation: We know there are 26 alphabets in English. The 21st letter in the alphabet is 'U'. We have 5 vowels and 21 consonants. Vowels :: A, E, I, O, U. U is not consonant and is a vowel.   Hence, the given statement that 21st letter in the alphabet i.e, U is consonant is a FALSE.

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