IIT JEE Practice Question and Answer

Q: क्लिपबोर्ड 2336 1

  • 1
    एक कैश मेमोरी है
    Correct
    Wrong
  • 2
    एक सुविधा है जो उपयोगकर्ता की जानकारी संग्रहीत करती है
    Correct
    Wrong
  • 3
    अस्थायी रूप से स्टोर करने के लिए उपयोग किया जाता है, जो आइटम कट या कॉपी किए गए हैं
    Correct
    Wrong
  • 4
    एक ऐसी सुविधा है जो फ़ाइल को अस्थायी रूप से सहेजती है
    Correct
    Wrong
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Answer : 3. "अस्थायी रूप से स्टोर करने के लिए उपयोग किया जाता है, जो आइटम कट या कॉपी किए गए हैं"
Explanation :

Answer: C) काटे गए या कॉपी किए गए आइटम को अस्थायी रूप से स्टोर करने के लिए उपयोग किया जाता है स्पष्टीकरण: क्लिपबोर्ड उन वस्तुओं के लिए एक अस्थायी भंडारण क्षेत्र है जिसे उपयोगकर्ता एक स्थान से दूसरे स्थान पर काटना या कॉपी करना चाहता है। उदाहरण के लिए, किसी शब्द संसाधक अनुप्रयोग में, उपयोगकर्ता किसी दस्तावेज़ के एक भाग से पाठ को काटना और दस्तावेज़ के दूसरे भाग में चिपकाना चाहता है या कहीं और, यह अस्थायी रूप से क्लिपबोर्ड में संग्रहीत होता है।

Q: A Conical tent was erected by the army at a base camp with height 3 m and base diameter 10 m. If every person requires 3.92 cu.m air, then how many persons can be seated in that tent approximately? 2336 0

  • 1
    20
    Correct
    Wrong
  • 2
    19
    Correct
    Wrong
  • 3
    17
    Correct
    Wrong
  • 4
    22
    Correct
    Wrong
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Answer : 1. "20"
Explanation :

Answer: A) 20 Explanation: Given height of the conical tent = 3 m Diameter = 10 => Radius = D/2 = 10/2 = 5 m  Now, as the tent is in the conical form Volume of the conical tent = πr2h3  => (22 x 5 x 5 x 3) / (7 x 3)  = 22 x 25/7  = 78.54 cu.m  Given each person requires 3.92 cu.m of air  => Number of persons can be seated in the tent = 78.54/3.92 = 20.03 =~ 20

Q: Only if Sheela is happy, then she does not go to work. 2336 0

  • 1
    Sheela is not happy and she goes to work.
    Correct
    Wrong
  • 2
    Sheela is happy and she does not go to work
    Correct
    Wrong
  • 3
    Sheela is not happy and she does not go to work.
    Correct
    Wrong
  • 4
    Sheela is happy and she goes to work.
    Correct
    Wrong
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Answer : 1. "Sheela is not happy and she goes to work."
Explanation :

Answer: A) Sheela is not happy and she goes to work. Explanation: The event of "Sheela is not going to work" happens only when the event "Sheela is happy" happens. Also, if the event "Sheela is happy" does not happen, then the event "Sheela is not going to work" will not happen. In other words, if it is true that Sheela is not happy, then it means that Sheela is going to work.

Q: What will be the cost of building a fence around a square plot with area equal to 289 sq ft, if the price per foot of building the fence is Rs. 58 ? 2335 0

  • 1
    Rs. 3748
    Correct
    Wrong
  • 2
    Rs. 3847
    Correct
    Wrong
  • 3
    Rs. 3944
    Correct
    Wrong
  • 4
    Rs. 3154
    Correct
    Wrong
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Answer : 3. "Rs. 3944"
Explanation :

Answer: C) Rs. 3944 Explanation: Let the side of the square plot be 'a' ft.Given area of the plot (a x a) = 289 => a = 17Length of the fence = Perimeter of the plot = 4a = 68 ft.Cost of building the fence = 68 x 58 = Rs. 3944.

Q: Which expression is equivalent to i233? 2335 0

  • 1
    i
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    -i
    Correct
    Wrong
  • 4
    -1
    Correct
    Wrong
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Answer : 1. "i"
Explanation :

Answer: A) i Explanation: We know that, i2 = -1i3 = i2 x i = -1 x i = -ii4 = i2 x i2 = -1 x -1 = 1Hence, i233  =i4 x 58 + 1 = i232 x i1 = 1 x i = i

Q: Assertive sentences examples list. 2335 0

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Answer :
Explanation :

An assertive sentence is a sentence that state, assert, or declare something. It means it is a simple statement making thing. As it declares something, is also called as Declarative sentence.       Examples of assertive sentence or statements ::   1. Anamika loves him very much.   2. He picks her daily.   3. Attitude is everything.   4. The sun sets in the west.   5. She likes roses.   6. He is a student.   7. Karthik planned a tour.   8. Peacock is a beautiful bird.   9. India is our country.   10. Joel want to be a doctor.

Q: Which of the following statements about Woodrow Wilson is true? 2334 0

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    He wanted to place strict government controls on corporations.
    Correct
    Wrong
  • 2
    He overturned discriminatory laws against African Americans.
    Correct
    Wrong
  • 3
    He advocated eliminating the income tax.
    Correct
    Wrong
  • 4
    He opposed reforms to the banking system.
    Correct
    Wrong
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Answer : 1. "He wanted to place strict government controls on corporations."
Explanation :

Answer: A) He wanted to place strict government controls on corporations. Explanation: Woodrow Wilson was one of the major "Progressives" in American government and so 'He wanted to place strict government controls on corporations.'

Q: A shop keeper sells an article at a loss of 8%, but when he increases the selling price of the article by Rs. 164 he earns a profit of 2.25% on the cost price. If he sells the same article at Rs. 1760, what is his profit percentage? 2332 0

  • 1
    2.5%
    Correct
    Wrong
  • 2
    5%
    Correct
    Wrong
  • 3
    10%
    Correct
    Wrong
  • 4
    7.5%
    Correct
    Wrong
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Answer : 3. "10%"
Explanation :

Answer: C) 10% Explanation: According to the given data, Let Cost price of the article be 'cp' Then, 102.25 cp - 92 cp = 164 x 100 10.25 cp = 16400 cp = 1600 Now, if he sells at Rs. 1760 Profit = 1760 - 1600 = 160   Profit% = 160/1600 x 100 = 10%.

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