IIT JEE Practice Question and Answer

Q: Quality of transmission depends upon 1025 0

  • 1
    Nature of signal only
    Correct
    Wrong
  • 2
    Nature of medium only
    Correct
    Wrong
  • 3
    Both (A) and (B)
    Correct
    Wrong
  • 4
    A) and (B) D)
    Correct
    Wrong
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Answer : 3. "Both (A) and (B)"
Explanation :

Answer: C) Both (A) and (B) Explanation: Quality of transmission is governed both by nature of signal and nature of communication channel/medium.

Q: An express traveled at an average speed of 100 km/hr, stopping for 4 min after every 75 km. How long did it take to reach its destination 600 km from the starting point ? 1025 0

  • 1
    6 hrs 24 min
    Correct
    Wrong
  • 2
    6 hrs
    Correct
    Wrong
  • 3
    7 hrs 21 min
    Correct
    Wrong
  • 4
    6 hrs 28 min
    Correct
    Wrong
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Answer : 4. "6 hrs 28 min"
Explanation :

Answer: D) 6 hrs 28 min Explanation: Time taken to cover 600 km = 600/100 = 6 hrs. Number of stoppages = 600/75 - 1 = 7 Total time of stoppages = 4 x 7 = 28 min Hence, total time taken = 6 hrs 28 min.

Q: 3 : 12 :: 5 : ? 1024 0

  • 1
    17
    Correct
    Wrong
  • 2
    30
    Correct
    Wrong
  • 3
    26
    Correct
    Wrong
  • 4
    32
    Correct
    Wrong
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Answer : 2. "30"
Explanation :

Answer: B) 30 Explanation: 332 + 3 = 12552 + 5 = 30

Q: The Union Territories get representation in 1024 0

  • 1
    Lok Sabha
    Correct
    Wrong
  • 2
    Rajya Sabha
    Correct
    Wrong
  • 3
    Both A & B
    Correct
    Wrong
  • 4
    Supreme Court
    Correct
    Wrong
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Answer : 3. "Both A & B"
Explanation :

Answer: C) Both A & B Explanation: The Union Territories get representation in Both the houses of Parliament i.e, The Lok Sabha and The Rajya Sabha.

Q: Who has sworn in as 45th Chief Justice of India  ? 1023 0

  • 1
    Dipak Misra
    Correct
    Wrong
  • 2
    J S Khehar
    Correct
    Wrong
  • 3
    T. S. Thakur
    Correct
    Wrong
  • 4
    Ranganath Misra
    Correct
    Wrong
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Answer : 1. "Dipak Misra"
Explanation :

Answer: A) Dipak Misra Explanation:

Q: Who has launched a survey on the NaMo App, asking people to rate the performance of the government at the Centre and MPs and MLAs in their constituencies recently? 1023 0

  • 1
    Home Minister Rajnath Singh
    Correct
    Wrong
  • 2
    HRD Minister Prakash Javadekar
    Correct
    Wrong
  • 3
    Finance Minister Piyush Goyal
    Correct
    Wrong
  • 4
    Prime Minister Narendra Modi
    Correct
    Wrong
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Answer : 4. "Prime Minister Narendra Modi"
Explanation :

Answer: D) Prime Minister Narendra Modi Explanation: Prime Minister Narendra Modi has launched a survey on the NaMo App, asking people to rate the performance of the government at the Centre and MPs and MLAs in their constituencies. He launched the initiative, to mark the completion of four years of the NDA government, which came to power at the Centre in 2014.

Q: If two dice are thrown together, the probability of getting an even number on one die and an odd number on the other is  ? 1023 0

  • 1
    1
    Correct
    Wrong
  • 2
    1/2
    Correct
    Wrong
  • 3
    0
    Correct
    Wrong
  • 4
    3/5
    Correct
    Wrong
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Answer : 2. "1/2"
Explanation :

Answer: B) 1/2 Explanation: The number of exhaustive outcomes is 36.Let E be the event of getting an even number on one die and an odd number on the other. Let the event of getting either both even or both odd then = 18/36 = 1/2P(E) = 1 - 1/2 = 1/2.

Q: Are Alternate Exterior Angles congruent? 1023 0

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

Answer: A) TRUE Explanation: We know that, Alternate Exterior Angles Theorem:: The Alternate Exterior Angles Theorem states that, when two parallel lines are cut by a transversal, the resulting alternate exterior angles are congruent . Converse of the Alternate Exterior Angles Theorem :: Converse of the Alternate Exterior Angles Theorem states that, If two lines are cut by a transversal and the alternate exterior angles are congruent, then the lines are parallel.

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