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प्र: Which Noble Gas has the highest First Ionization Energy? 1492 0

  • 1
    Neon
    सही
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  • 2
    Helium
    सही
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  • 3
    Argon
    सही
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  • 4
    Xenon
    सही
    गलत
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उत्तर : 2. "Helium"
व्याख्या :

Answer: B) Helium Explanation: Helium has the highest First Ionization Energy in the Noble Gases group. Ionization Energy :: Ionisation energy is the energy required to remove one mole of electrons from one mole of gaseous atoms. Atoms are more stable when they have full valence shells. Noble Gases have a very stable electron configuration, therefore, they have the highest amount of ionization energy within their periods. It decreases down a family because electrons farther from the nucleus are easier to remove. Ionization Energy levels of Noble Gases group in Descending Order :: He, Ne, Ar, Kr, Xe, Rn

प्र: Crack the code? 1487 0

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उत्तर :
व्याख्या :

STARTLING is a required 9 letter English word is still a word each time you remove a letter from the word. And how it is shown below:    1. Remove the L, and the word becomes: STARTING 2. Remove one T, and the word becomes: STARING 3. Remove the A, and the word becomes: STRING 4. Remove the R, and the word becomes: STING 5. Remove the other T, and the word becomes: SING 6. Remove the G, and the word becomes: SIN 7. Remove the S, and the word becomes: IN 8. Remove the N, and the word becomes: I

प्र: What happens during the bootstrap process? 1485 0

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उत्तर :
व्याख्या :

A bootstrap is the process of starting up a computer. It also refers to the program that initializes the operating system (OS) during start-up. It referred to a bootstrap load button that was used to initiate a hardwired bootstrap program, or smaller program that executed a larger program such as the OS.

प्र: A lady took loan from a bank at the rate of 12% p.a. simple interest. After 3 years she had to pay Rs. 5400 interest only for the period. The principal amount borrowed by her was : 1484 0

  • 1
    Rs. 15,000
    सही
    गलत
  • 2
    Rs. 1,50,000
    सही
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  • 3
    Rs. 1500
    सही
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  • 4
    Rs. 1,62,000
    सही
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उत्तर : 1. "Rs. 15,000"
व्याख्या :

Answer: A) Rs. 15,000 Explanation: Principal = Rs.(100 x 5400)/(12 x 3)= Rs. 15000.

प्र: How do you make the number one disappear? 1477 0

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उत्तर :
व्याख्या :

Add the letter 'G' to the word 'ONE' and it become's 'Gone' which means disappear.

प्र: How many minutes does a watch lose per day, if its hands coincide every 64 minutes ? 1474 0

  • 1
    36 7/9 min
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  • 2
    32 8/11 min
    सही
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  • 3
    34 3/11 min
    सही
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  • 4
    65 5/11 min
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उत्तर : 2. "32 8/11 min"
व्याख्या :

Answer: B) 32 8/11 min Explanation: 55 min. spaces are covered in 60 min. 60 min. spaces are covered in min. = min. Loss in 64 min. = min. Loss in 24 hrs = min. = min.

प्र: GST Council has decided to keep a total of ________ items in the 28% slab, which was earlier 227. 1473 0

  • 1
    125
    सही
    गलत
  • 2
    87
    सही
    गलत
  • 3
    100
    सही
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  • 4
    50
    सही
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उत्तर : 4. "50"
व्याख्या :

Answer: D) 50 Explanation: The GST Council on Nov 10th 2017 cut tax rates of over 175 products that were in the highest tax slab of 28% under the Goods and Services Tax (GST) regime.   Currently only 50 items have been left in the 28% category out of a total of 227 items that were present earlier.

प्र: Find the area of the square whose side is equal to the diagonal of a rectangle of length 3 cm and breadth 4 cm. 1464 0

  • 1
    25 sq.cm
    सही
    गलत
  • 2
    16 sq.cm
    सही
    गलत
  • 3
    9 sq.cm
    सही
    गलत
  • 4
    4 sq.cm
    सही
    गलत
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उत्तर : 1. "25 sq.cm"
व्याख्या :

Answer: A) 25 sq.cm Explanation: Given length of the rectangle = 3 cm Breadth of the rectangle = 4 cm Then, the diagonal of the rectangle D = 32 + 42 = 25 = 5 Then, it implies side of square = 5 cm We know that Area of square = S x S = 5 x 5 = 25 sq.cm.

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