Practice Question and Answer

Q:

इटालियन ओपन 2020 के महिला एकल का खिताब किसने जीता है?

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  • 1
    सेरेना विलियम्स
    Correct
    Wrong
  • 2
    सिमोना हालेप
    Correct
    Wrong
  • 3
    मारिया शारापोवा
    Correct
    Wrong
  • 4
    कैरोलिना प्लीसकोवा
    Correct
    Wrong
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Answer : 2. "सिमोना हालेप"

Q:

यदि एक निश्चित भाषा में, REVERT को EREVTR के रूप में कोडित किया जाता है, तो REPAIR को उस कोड में कैसे कोडित किया जाता है? 

2380 1

  • 1
    RAEPRI
    Correct
    Wrong
  • 2
    AERPRI
    Correct
    Wrong
  • 3
    ERAPRI
    Correct
    Wrong
  • 4
    ERAPIR
    Correct
    Wrong
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Answer : 3. "ERAPRI "

Q: A substance that cannot be broken down into simpler substances 2380 0

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    Heterogenous mixure
    Correct
    Wrong
  • 2
    Compound
    Correct
    Wrong
  • 3
    Homogenous mixture
    Correct
    Wrong
  • 4
    Element
    Correct
    Wrong
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Answer : 4. "Element"
Explanation :

Answer: D) Element Explanation: A substance that cannot be decomposed (broken down) into simpler substances by ordinary chemical means. Examples: gold, iron, carbon, hydrogen, oxygen, nitrogen. Material composed of only one kind of matter throughout (same atoms or same molecules).

Q:

जनवरी मे हुई दुर्घटनाओं की तुलना में, फरवरी मे हुई दुर्घटनायें कितने प्रतिशत कम हैं? 

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  • 1
    25
    Correct
    Wrong
  • 2
    24
    Correct
    Wrong
  • 3
    30
    Correct
    Wrong
  • 4
    27
    Correct
    Wrong
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Answer : 2. "24"
Explanation :

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Q: Covalent bonds hold atoms together because they 2380 0

  • 1
    fill shells without giving atoms much charge
    Correct
    Wrong
  • 2
    bring electrons closer to protons
    Correct
    Wrong
  • 3
    Both A & B
    Correct
    Wrong
  • 4
    use forces between nuclei as well as forces between electrons
    Correct
    Wrong
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Answer : 3. "Both A & B"
Explanation :

Answer: C) Both A & B Explanation: Covalent bonds hold atoms together because the attraction between the positively charged nuclei and the negatively charged shared electrons is greater than the repulsions between the nuclei themselves.

Q:

उत्तर प्रदेश के किस खिलाडी का संबंध निशानेबाजी से है ?

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  • 1
    अशोक कुमार
    Correct
    Wrong
  • 2
    सुरेश गोयल
    Correct
    Wrong
  • 3
    एस.एन. यादव
    Correct
    Wrong
  • 4
    मसूद वलीम
    Correct
    Wrong
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Answer : 4. "मसूद वलीम"

Q:

किस विद्युतचुंबकीय विकिरण का प्रयोग उपग्रह संचार के लिए किया जाता है ? 

2380 0

  • 1
    पाराबैंगनी
    Correct
    Wrong
  • 2
    अवरक्त
    Correct
    Wrong
  • 3
    सूक्ष्मतरंग
    Correct
    Wrong
  • 4
    मिलीमीटर तरंग
    Correct
    Wrong
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Answer : 3. "सूक्ष्मतरंग "

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