GATE प्रश्न और उत्तर का अभ्यास करें

प्र: Which one of the following scripts of ancient India was written from right to left ? 1901 0

  • 1
    Brahmi
    सही
    गलत
  • 2
    Kharoshti
    सही
    गलत
  • 3
    Nandnagari
    सही
    गलत
  • 4
    Sharada
    सही
    गलत
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उत्तर : 2. "Kharoshti"
व्याख्या :

Answer: B) Kharoshti Explanation: The Kharoshi script is an ancient script used by the ancient Gandhara culture of South Asia primarily in modern-day Afghanistan and Pakistan to write the Gandhari language (a dialect of Prakrit) and the Sanskrit language.

प्र: India’s first multi-modal electric vehicle project has launched in which city  ? 1213 0

  • 1
    Jaipur
    सही
    गलत
  • 2
    Nagpur
    सही
    गलत
  • 3
    Shimla
    सही
    गलत
  • 4
    New Delhi
    सही
    गलत
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उत्तर : 2. "Nagpur"
व्याख्या :

Answer: B) Nagpur Explanation: India’s first multi-modal electric vehicle project has been inaugurated by the Union Road Transport and Highways Minister Nitin Gadkari, along with Maharashtra Chief Minister Devendra Fadnavis at the Nagpur Airport Complex to promote eco-friendly transport. With this, Nagpur became the first city in India to have electric mass mobility system with a fleet of 200 electric vehicles, including taxis, buses, e-rickshaw and autos.

प्र: What profit percent is made by selling an article at a certain price, if by selling at 2/3rd of that price, there would be a loss of 20%   ? 1948 0

  • 1
    30 %
    सही
    गलत
  • 2
    25 %
    सही
    गलत
  • 3
    15 %
    सही
    गलत
  • 4
    20 %
    सही
    गलत
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उत्तर : 4. "20 %"
व्याख्या :

Answer: D) 20 % Explanation: SP2 = 2/3 SP1CP = 100SP2 = 802/3 SP1 = 80 SP1 = 120100 --- 20   => 20%

प्र: India’s longest bridge “Dhola-Sadia Bridge” has built over which tributary of the Brahmaputra River ? 1472 0

  • 1
    Kameng River
    सही
    गलत
  • 2
    Lohit River
    सही
    गलत
  • 3
    Subansiri River
    सही
    गलत
  • 4
    Manas River
    सही
    गलत
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उत्तर : 2. "Lohit River"
व्याख्या :

Answer: B) Lohit River Explanation: The Prime Minister Narendra Modi has inaugurated India’s longest bridge “Dhola-Sadia Bridge” in Assam on May 26, 2017. This three lane, 9.15 kilometre bridge has been built over river Lohit, a tributary of the Brahmaputra river. It links Dhola in Assam to Sadia. The bridge will reduce the distance from Rupai on NH- 37 in Assam to Meka-Roing on NH-52 in Arunachal Pradesh by 165 KM. The travel time between the two places will come down from the current six hours to just one hour, a total five hour reduction. This will result in saving of petrol and diesel worth Rs 10 Lakh per day. It will also cater to the strategic requirements of the country in the border areas of Arunachal Pradesh, besides facilitating numerous hydro power projects coming up in the state.

प्र: A take twice as much time as B or thrice as much time to finish a piece of work. Working together, they can finish the work in 2 days. B can do the work alone in  ? 1511 0

  • 1
    8 hrs
    सही
    गलत
  • 2
    12 hrs
    सही
    गलत
  • 3
    6 hrs
    सही
    गलत
  • 4
    4 hrs
    सही
    गलत
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उत्तर : 3. "6 hrs"
व्याख्या :

Answer: C) 6 hrs Explanation: Suppose A, B and C take x, x/2 and x/3 respectively to finish the work.  Then, (1/x + 2/x + 3/x) = 1/2  => 6/x = 1/2      => x = 12  So, B takes 6 hours to finish the work.

प्र: In how many years, Rs. 200 will produce the same interest @ 5 % as Rs. 900 produce in 2 years @ 3 ½ %  ? 4337 0

  • 1
    5.2 yrs
    सही
    गलत
  • 2
    7 yrs
    सही
    गलत
  • 3
    7.9 yrs
    सही
    गलत
  • 4
    6.3 yrs
    सही
    गलत
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उत्तर : 4. "6.3 yrs"
व्याख्या :

Answer: D) 6.3 yrs Explanation: P = Rs. 900, R = 3 ½ % = 7/2 %, T = 2 years.  Therefore,  S.I. = PTR/100 S.I. = Rs. (900 x 7/2 x 2/100) = Rs. 63 Now, P = Rs. 200, S.I. = Rs. 63, R = 5 % Time = ((100 x 63) / (200 x 5) ) years = 6.3 years.

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 : 1153 0

  • 1
    Rs. 15,000
    सही
    गलत
  • 2
    Rs. 1,50,000
    सही
    गलत
  • 3
    Rs. 1500
    सही
    गलत
  • 4
    Rs. 1,62,000
    सही
    गलत
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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: 1.12.91 is the first Tuesday. Which is the fourth Thursday of December 91  ? 1628 0

  • 1
    22.12.91
    सही
    गलत
  • 2
    25.12.91
    सही
    गलत
  • 3
    24.12.91
    सही
    गलत
  • 4
    23.12.91
    सही
    गलत
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उत्तर : 2. "25.12.91"
व्याख्या :

Answer: B) 25.12.91 Explanation: Given that 2.12.91 is the first TuesdayHence we can assume that 4.12.91 is the first Thursday If we add 7 days to 4.12.91, we will get second ThursdayIf we add 14 days to 4.12.91, we will get third ThursdayIf we add 21 days to 4.12.91, we will get fourth Thursday => fourth Thursday = (4.12.91 + 21 days) = 25.12.91.

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