GATE प्रश्न और उत्तर का अभ्यास करें
8प्र: Air pressure is measured in which of the following units? 1419 05b5cc694e4d2b4197774c47a
5b5cc694e4d2b4197774c47a- 1Steridianfalse
- 2kg/mtsfalse
- 3Newtonfalse
- 4Pascaltrue
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उत्तर : 4. "Pascal"
व्याख्या :
Answer: D) Pascal Explanation: Pressure = (Net Force) / (Applied area) = Newton / square meters Measuring units of pressure are: . Pascal. Bar. Torr. Pounds per square inch (psi). Standard atmosphere (atm).
प्र: 8(6+5) - 10 =? 1418 05b5cc6b0e4d2b4197774d2b7
5b5cc6b0e4d2b4197774d2b7- 176false
- 278true
- 380false
- 482false
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उत्तर : 2. "78"
व्याख्या :
Answer: B) 78 Explanation: 8(6+5) - 10 = ? ? = 8(11) - 10 ? = 88 - 10 ? = 78.
प्र: Two candidates fought in a municipality election. One of them got 54% of the total votes pooled and won by 1080 votes. What was the total number of votes polled ? 1418 05b5cc74fe4d2b4197774fb2b
5b5cc74fe4d2b4197774fb2b- 112000false
- 213500true
- 315400false
- 411000false
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उत्तर : 2. "13500"
व्याख्या :
Answer: B) 13500 Explanation: Given in municipality election 54% votes have won by 1080 Let the total number of votes be x. 54x100 - 46x100 = 1080 8x = 108000 x = 13,500 Therefore, total number of votes = 13,500.
प्र: What is the length of the longest pole which can be kept in a room 12 m long, 4 m broad and 3 m high ? 1417 05b5cc6e5e4d2b4197774ed1f
5b5cc6e5e4d2b4197774ed1f- 113 mtrue
- 214 mfalse
- 315 mfalse
- 416 mfalse
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उत्तर : 1. "13 m"
व्याख्या :
Answer: A) 13 m Explanation: The length of the longest pole which can be kept in a room 12 m long, 4 m broad and 3 m high is => d2 = 122 + 42 + 32 = 13mts.
प्र: If a 36 cm thread is used to wrap a book, lengthwise twice and breadth wise once, what is the size of the book ? 1417 05b5cc711e4d2b4197774f3dc
5b5cc711e4d2b4197774f3dc- 1288 sq.cmtrue
- 2188 sq.cmfalse
- 3144 sq.cmfalse
- 4244 sq.cmfalse
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उत्तर : 1. "288 sq.cm"
व्याख्या :
Answer: A) 288 sq.cm Explanation: Length of the thread is 36 cms. length wise twice breath wise once then totally thrice.so 36/3 = 12.so length is 12 x 2 = 24 cmsbreath is 12 cmsArea of the book = length x breath = 24 x 12 = 288 sq.cm
प्र: The total of the ages of Ashok, Akbar and Anil is 65 years. What was the total of their ages six years ago ? 1416 05b5cc723e4d2b4197774f695
5b5cc723e4d2b4197774f695- 159false
- 243false
- 357false
- 447true
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उत्तर : 4. "47"
व्याख्या :
Answer: D) 47 Explanation: Let their ages be x, y, zHence given that x + y + z = 65Now, six years ago x age is x - 6, y is y - 6 and that of z is z - 6Then the sum of their ages six years ago is (x + y + z) - (6 + 6 + 6) = 65 - 18 = 47
प्र: A farmer divides his herd of k cows among his 4 sons, so that one son gets one half of the herd, the second gets one-fourth, the third gets one-fifth and the fourth gets 9 cows. Then k is equal to ? 1416 05b5cc73de4d2b4197774f92a
5b5cc73de4d2b4197774f92a- 1160false
- 2120false
- 3140false
- 4180true
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उत्तर : 4. "180"
व्याख्या :
Answer: D) 180 Explanation: Given total number of cows = kNow, 1st son share = k/22nd son share = k/43rd son share = k/54th son share = 9 (k) + (k/4) + (k/5) + 9 = k=> k - (19k/20) = 9=> (20k-19k)/20 = 9=> k = 180.
प्र: Avinash gave a sum of 5400 at the simple rate of interest of 8% to Rajeev for 4 years and Rajeev gave this amount to Chanukya at the rate of 6% for 4 years. Find how much extra amount has to be paid by Rajeev to Avinash after 4 years? 1416 05b5cc698e4d2b4197774c618
5b5cc698e4d2b4197774c618- 1Rs. 364false
- 2Rs. 432true
- 3Rs. 498false
- 4Rs. 554false
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उत्तर : 2. "Rs. 432"
व्याख्या :
Answer: B) Rs. 432 Explanation: Here Avinash gave to Rajeev and Rajeev gave the same to Chanukya Principal amount and Time is same but the only difference is Rate of interest. Rajeev took @ 8% and gave it to Chanukya @ 6% Here the difference in interest rate = 2% 2% of 5400 should be the extra amount paid by Rajeev to Avinash Required amount = 2 x 5400 x 4100 = 432 Hence, Rs. 432 is the extra amount has to be paid by Rajeev to Avinash after 4 years.

