GATE प्रश्न और उत्तर का अभ्यास करें
8प्र: A family has a man, his wife, their four sons and their wives and one daughter. The family of every son also has 3 sons and one daughter. Find out the total number of female members in the family ? 2498 05b5cc758e4d2b4197774fbe5
5b5cc758e4d2b4197774fbe5- 112false
- 28false
- 39false
- 410true
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उत्तर : 4. "10"
व्याख्या :
Answer: D) 10 Explanation: 1) Man's wife. = 12) Man's 4 son's wives. = 43) Man's daughter. = 14) 4 son's has each one daughter. = 4Therefore, total number of female members in the family = 1+4+1+4 = 10.
प्र: एक पर्सनल कंप्यूटर की शब्द लंबाई है 2494 05b5cc642e4d2b4197774bb7c
5b5cc642e4d2b4197774bb7c- 132 bitfalse
- 216 bitfalse
- 38 bittrue
- 44 bitfalse
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उत्तर : 3. "8 bit"
व्याख्या :
Answer: C) 8 bit व्याख्या: शब्द की लंबाई कंप्यूटर के सीपीयू द्वारा एक बार में संसाधित बिट्स की संख्या को संदर्भित करती है। इन दिनों, आमतौर पर 32 बिट या 64 बिट का उपयोग किया जाता है। डेटा बस आकार, निर्देश आकार, पता आकार आमतौर पर शब्द आकार के गुणक होते हैं।
प्र: A man pointing to a lady says, "Her brother is the father of my only son's sister." How is that lady related to the man ? 2494 05b5cc715e4d2b4197774f45e
5b5cc715e4d2b4197774f45e- 1sister of father-in-lawfalse
- 2daughter-in-lawfalse
- 3Sistertrue
- 4daughterfalse
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उत्तर : 3. "Sister"
व्याख्या :
Answer: C) Sister Explanation:
प्र: Two trains start from same place at same time at right angles to each other. Their speeds are 36km/hr and 48km/hr respectively. After 30 seconds the distance between them will be ? 2486 05b5cc731e4d2b4197774f819
5b5cc731e4d2b4197774f819- 1900 mtsfalse
- 2300 mtsfalse
- 3250 mtsfalse
- 4500 mtstrue
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उत्तर : 4. "500 mts"
व्याख्या :
Answer: D) 500 mts Explanation: Using pythagarous theorem,distance travelled by first train = 36x5/18x30 = 300mdistance travelled by second train = 48x5/18x30 = 400mso distance between them =√( 90000 + 160000) = √250000 = 500mts.
प्र: Which best describes Genes? 2477 05b5cc601e4d2b4197774b467
5b5cc601e4d2b4197774b467- 1long, double chains of nucleic acids.true
- 2long, single chains of amino acids.false
- 3long, single chains of nucleic acids.false
- 4long, double chains of amino acids.false
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उत्तर : 1. "long, double chains of nucleic acids."
व्याख्या :
Answer: A) long, double chains of nucleic acids. Explanation: Gene is a segment of chromosomal DNA or a sequence of DNA or RNA that codes for a molecule that has a function. It is the basic physical and functional unit of heredity. As genes are made up of DNA it impies that they are long, double chains of nucleic acids as DNA is made of nucleic acids.
प्र: The simple interest on Rs. 25 for 4 months at the rate of 3 paise per rupee per month is : 2468 05b5cc6dde4d2b4197774ea23
5b5cc6dde4d2b4197774ea23- 1240 paisefalse
- 2Rs. 1.40false
- 3Rs. 2.20false
- 4Rs. 3true
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उत्तर : 4. "Rs. 3"
व्याख्या :
Answer: D) Rs. 3 Explanation: I = PTR/100I = 25 x 4 x 0.03/100I = 0.03 x 100 = 300 Ps = Rs. 3
प्र: The amount of water (in ml) that should be added to reduce 9 ml lotion, containing 50% alcohol, to a lotion containing 30% alcohol is ? 2468 05b5cc74fe4d2b4197774fae5
5b5cc74fe4d2b4197774fae5- 16 mltrue
- 211 mlfalse
- 315 mlfalse
- 49 mlfalse
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उत्तर : 1. "6 ml"
व्याख्या :
Answer: A) 6 ml Explanation: Let us assume that the lotion has 50% alcohol and 50% water.ratio = 1:1As the total solution is 9mlalcohol = water = 4.5mlNow if we want the quantity of alcohol = 30%The quantity of water = 70%The new ratio = 3:7Let x ml of water be addedWe get,4.54.5+x = 37=> x=6Hence 6ml of water is added.
प्र: What is the IUPAC name for the following compound? H3C-C≡C-H 2468 05b5cc6b3e4d2b4197774d44b
5b5cc6b3e4d2b4197774d44b- 1Acetylenefalse
- 2Methyl acetylenetrue
- 3Butanolfalse
- 4Decanoic Acidfalse
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उत्तर : 2. "Methyl acetylene"
व्याख्या :
Answer: B) Methyl acetylene Explanation: The IUPAC name of the compound is Methyl Acetylene or Propyne.