CAT प्रश्न और उत्तर का अभ्यास करें

प्र: Which of the following is the best conductor of electricity? 8588 0

  • 1
    Aluminium
    सही
    गलत
  • 2
    Gold
    सही
    गलत
  • 3
    Silver
    सही
    गलत
  • 4
    Copper
    सही
    गलत
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उत्तर : 3. "Silver"
व्याख्या :

Answer: C) Silver Explanation: silver is the best conductor of electricity. When compared to remaining 3 metals, as Silver having more number of free electrons in its valency shell it is the good conductor of electricity. Conductors Thermal Conductivity @ 25degree C Silver --- 429Copper --- 401Gold --- 310Aluminium --- 250

प्र: Choose Odd one out of the options ? 8571 0

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    PSRQ
    सही
    गलत
  • 2
    SVUT
    सही
    गलत
  • 3
    MNPO
    सही
    गलत
  • 4
    KNML
    सही
    गलत
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उत्तर : 3. "MNPO"
व्याख्या :

Answer: C) MNPO Explanation: PSRQ --> {16, 19, 18, 17} - next 3 alphabets of "P" is written in reverse orderSVUT --> {19, 22, 21, 20} - next 3 alphabets of "S" is written in reverse order MNPO --> {13, 14, 16, 15} KNML --> {11, 14, 13, 12} - next 3 alphabets of "K" is written in reverse order Except "MNPO", others are not in consecutive order.

प्र: Who first translated Mahabharata into Tamil? 8542 0

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    Kamban
    सही
    गलत
  • 2
    Bharavi
    सही
    गलत
  • 3
    Perundevanar
    सही
    गलत
  • 4
    Sundaramurthi
    सही
    गलत
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उत्तर : 3. "Perundevanar"
व्याख्या :

Answer: C) Perundevanar Explanation:

प्र: In a certain code 'Black' means Orange', 'Orange' means Violet','Violet' means 'Green', 'Green' means 'White' ,'White', means 'Yellow' and 'Yellow' means 'Sky blue', what is the colour of coal ? 8538 0

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    Orange
    सही
    गलत
  • 2
    Sky Blue
    सही
    गलत
  • 3
    Violet
    सही
    गलत
  • 4
    Yellow
    सही
    गलत
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उत्तर : 1. "Orange"
व्याख्या :

Answer: A) Orange Explanation: The colour of coal is Black. In the code language ,black is called orange. So, the colour of coal is Orange.

प्र: One word substitution: Commencement of words with the same letter. 8503 0

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    Alliteration
    सही
    गलत
  • 2
    Oxymoron
    सही
    गलत
  • 3
    Pun
    सही
    गलत
  • 4
    Transferred epithet
    सही
    गलत
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उत्तर : 1. "Alliteration"
व्याख्या :

Answer: A) Alliteration Explanation: Alliteration is the one-word substitute for Commencement of words with the same letter.   Alliteration is a figure of speech which is identified as the occurrence of the same letter or sound at the beginning of adjacent or closely connected words.

प्र: The difference between a virus and a self-replicating program which is like a virus is that rather than creating copies of itself on only one system it propagate through computer network. What is that called as _____ 8472 2

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    Keylogger
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    गलत
  • 2
    Worm
    सही
    गलत
  • 3
    Time Bomb
    सही
    गलत
  • 4
    Cracker
    सही
    गलत
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उत्तर : 2. "Worm"
व्याख्या :

Answer: B) Worm Explanation:

प्र: There are two mixtures of honey and water in which the ratio of honey and water are as 1:3 and 3:1 respectively. Two litres are drawn from first mixture and 3 litres from second mixture, are mixed to form another mixture. What is the ratio of honey and water in it ? 8438 0

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    111:108
    सही
    गलत
  • 2
    11:9
    सही
    गलत
  • 3
    103:72
    सही
    गलत
  • 4
    None
    सही
    गलत
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उत्तर : 2. "11:9"
व्याख्या :

Answer: B) 11:9 Explanation: From the given data,   The part of honey in the first mixture = 1/4   The part of honey in the second mixture = 3/4   Let the part of honey in the third mixture = x   Then,   1/4             3/4              x   (3/4)-x     x-(1/4)    Given from mixtures 1 & 2 the ratio of mixture taken out is 2 : 3   => 34-xx-14=23   => Solving we get the part of honey in the third mixture as 11/20   => the remaining part of the mixture is water = 9/20   Hence, the ratio of the mixture of honey and water in the third mixture is 11 : 9 .

प्र: Fossil : Extinction :: Puddle : ? 8406 0

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    Wet
    सही
    गलत
  • 2
    Rain
    सही
    गलत
  • 3
    Lake
    सही
    गलत
  • 4
    Dry
    सही
    गलत
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उत्तर : 2. "Rain"
व्याख्या :

Answer: B) Rain Explanation: Here the relation between a fossil and extinction is that a fossil remains after an extinction. That is fossils are evidence of an extinction. Similarly, puddle remains after it is rained. That is puddles are evidence of rain.   Therefore, Fossil is to Extinction as Puddle is to Rain.

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