CAT Practice Question and Answer

Q: What does this symbol mean '&'? 2305 0

  • 1
    Caret
    Correct
    Wrong
  • 2
    Bar
    Correct
    Wrong
  • 3
    Ampersand
    Correct
    Wrong
  • 4
    Reversed Caret
    Correct
    Wrong
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Answer : 3. "Ampersand"
Explanation :

Answer: C) Ampersand Explanation: '&' is a Logical Symbol and is called as Ampersand.   ^ is called Caret - is called Bar v is called Reversed Caret.

Q: Lightning heats the surrounding air to 1961 0

  • 1
    300 deg Cent
    Correct
    Wrong
  • 2
    3000 deg Cent
    Correct
    Wrong
  • 3
    30000 deg Cent
    Correct
    Wrong
  • 4
    300000 deg Cent
    Correct
    Wrong
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Answer : 3. "30000 deg Cent"
Explanation :

Answer: C) 30000 deg Cent Explanation: Lightning is extremely hot — a flash can heat the air around it to temperatures five times hotter than the sun’s surface. This heat causes surrounding air to rapidly expand and vibrate, which creates the pealing thunder we hear a short time after seeing a lightning flash. Lightning heats the surrounding air to about 30,000 degrees Centigrades.

Q: A merchant commences with a certain capital and gains annually at the rate of 30 per cent. At the end of 2 years he has worth Rs 10,000. What was the original capital? 1427 0

  • 1
    Rs. 4987
    Correct
    Wrong
  • 2
    Rs. 5148
    Correct
    Wrong
  • 3
    Rs. 5917
    Correct
    Wrong
  • 4
    Rs. 6254
    Correct
    Wrong
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Answer : 3. "Rs. 5917"
Explanation :

Answer: C) Rs. 5917 Explanation: Let the Original capital amount be Rs. P Given after 2 years the amount is Rs. 10000 Rate of interest = 30% According to the question, P x 130100 x 130100 = 10000=> P = 1000000169 = 5917 Therefore, the capital amount P = Rs. 5917

Q: I can Honk without using a Horn. Who am I? 2047 0

  • 1
    Goose
    Correct
    Wrong
  • 2
    Crane
    Correct
    Wrong
  • 3
    Penguin
    Correct
    Wrong
  • 4
    Humming
    Correct
    Wrong
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Answer : 1. "Goose"
Explanation :

Answer: A) Goose Explanation: Goose can Honk without using a Horn. Geese are waterfowl of the family Anatidae.

Q: Which part of the flame is the hottest? 1511 0

  • 1
    Blue Zone
    Correct
    Wrong
  • 2
    Luminous Zone
    Correct
    Wrong
  • 3
    Dark Zone
    Correct
    Wrong
  • 4
    Non - Luminous Zone
    Correct
    Wrong
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Answer : 1. "Blue Zone"
Explanation :

Answer: A) Blue Zone Explanation: Blue Zone is the hottest part of the flame that is where the flame has the most Oxygen and you are getting complete combustion. It is about 1400 degrees Centigrades. The Reddish part (Non - Luminous Zone) is the coolest part, about 800 deg C.

Q: What is 15 as a decimal? 1344 0

  • 1
    0.333
    Correct
    Wrong
  • 2
    0.666
    Correct
    Wrong
  • 3
    0.200
    Correct
    Wrong
  • 4
    0.452
    Correct
    Wrong
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Answer : 3. "0.200"
Explanation :

Answer: C) 0.200 Explanation: Here I converted the original fraction to a fraction with the denominator being 10, because decimals can be written in the tenths place. Divide numerator and denominator with '2'15 x 22 = 210 = 0.2

Q: What country did we fight during the Revolutionary War? 1632 0

  • 1
    Pakistan
    Correct
    Wrong
  • 2
    United States of America
    Correct
    Wrong
  • 3
    England
    Correct
    Wrong
  • 4
    Germany
    Correct
    Wrong
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Answer : 3. "England"
Explanation :

Answer: C) England Explanation: We fought against England in the Revolutionary War for Independence from the British rule.

Q: The p wave of a normal Electrocardiogram indicates 1381 0

  • 1
    atrial depolarization
    Correct
    Wrong
  • 2
    Ventricular repolarization
    Correct
    Wrong
  • 3
    atrial repolarization
    Correct
    Wrong
  • 4
    Ventricular depolarization
    Correct
    Wrong
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Answer : 1. "atrial depolarization"
Explanation :

Answer: A) atrial depolarization Explanation: The P wave in the ECG represents atrial depolarization, which results in atrial contraction, or atrial systole. The P wave is a summation wave generated by the depolarization front as it transits the atria.

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