Practice Question and Answer

Q:

Which Dr. has been conferred with Dr. Tulsi Das Chugh Award 2020 by the committee of National Academy of Medical Sciences?

1867 0

  • 1
    Rajesh Sharma
    Correct
    Wrong
  • 2
    Dr. Satish Mishra
    Correct
    Wrong
  • 3
    Rajesh Verma
    Correct
    Wrong
  • 4
    Sandeep Singh
    Correct
    Wrong
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Answer : 2. "Dr. Satish Mishra"

Q:

Let x be the least number divisible by 13, such that when x is divided by 4, 5, 6, 7, 8 and 12, the remainder in each case is 2. The sum of the digits of x is:

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  • 1
    10
    Correct
    Wrong
  • 2
    9
    Correct
    Wrong
  • 3
    8
    Correct
    Wrong
  • 4
    11
    Correct
    Wrong
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Answer : 4. "11"

Q: In any State of India , Legislative Council can be created or abolished : 1867 0

  • 1
    By the Parliament
    Correct
    Wrong
  • 2
    By the president on the recommendation of the Governor of the State
    Correct
    Wrong
  • 3
    By the Governor on the recommendation of the Council of Ministers
    Correct
    Wrong
  • 4
    By the Parliament as per resolution passed by the Legislative Assembly of the State
    Correct
    Wrong
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Answer : 4. "By the Parliament as per resolution passed by the Legislative Assembly of the State"
Explanation :

Answer: D) By the Parliament as per resolution passed by the Legislative Assembly of the State Explanation:

Q:

Spinach leaves have the highest quantity?

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  • 1
    Vitamin
    Correct
    Wrong
  • 2
    Iron
    Correct
    Wrong
  • 3
    Carbohydrate
    Correct
    Wrong
  • 4
    Fat
    Correct
    Wrong
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Answer : 2. "Iron"

Q:

A liquid disturbed by stirring comes to rest due to 

1867 1

  • 1
    density
    Correct
    Wrong
  • 2
    surface tension
    Correct
    Wrong
  • 3
    viscosity
    Correct
    Wrong
  • 4
    centripetal force
    Correct
    Wrong
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Answer : 3. "viscosity "

Q:

Gold is alloyed with which metal to make it harder?

1867 0

  • 1
    C
    Correct
    Wrong
  • 2
    Sn
    Correct
    Wrong
  • 3
    Cu
    Correct
    Wrong
  • 4
    Ag
    Correct
    Wrong
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Answer : 3. "Cu"

Q: Consider 5 independent Bernoulli’s trials each with probability of success p. If the probability of at least one failure is greater than or equal to 31/32 , then p lies in the interval ? 1867 0

  • 1
    [1, 32]
    Correct
    Wrong
  • 2
    (0, 1)
    Correct
    Wrong
  • 3
    [1, 1/2]
    Correct
    Wrong
  • 4
    (1, 1/2]
    Correct
    Wrong
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Answer : 3. "[1, 1/2]"
Explanation :

Answer: C) [1, 1/2] Explanation: Probability of atleast one failure= 1 - no failure > 31/32= 1 - P5 > 31/32=  P5<1/32= p < 1/2Also p > 0Hence p lies in [0,1/2].

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