CAT प्रश्न और उत्तर का अभ्यास करें
8प्र: Which pair of atoms has the highest electronegativity difference? (Calcium's electronegativity is 1.0 Fluorine's electronegativity is 4.0 Hydrogen's electronegativity is 2.2 Sodium's electronegativity is 0.93) 3803 05b5cc669e4d2b4197774bf7c
5b5cc669e4d2b4197774bf7c- 1F-Ffalse
- 2Ca-Ffalse
- 3H-Ffalse
- 4Na-Ftrue
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 4. "Na-F"
व्याख्या :
Answer: D) Na-F Explanation: F-F = 4 - 4 = 0 Ca-F = 4 - 1 = 3.0 H-F = 4 - 2.2 = 1.8 Na-F = 4 - 0.93 = 3.07 Hence, the highest electronegativity difference is in Na-F.
प्र: The age of Sohail, Afzal and Bilal are 17,16 and 12 respectively. If the age of Aslam also included the average of the ages is increased by 5. What is the age of Aslam? 3802 05b5cc61ee4d2b4197774b77e
5b5cc61ee4d2b4197774b77e- 132false
- 233false
- 334false
- 435true
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 4. "35"
व्याख्या :
Answer: D) 35 Explanation: Given S = 17 yrs A = 16 yrs B = 12 yrs Average = 17 + 16 + 12/3 = 15 yrs Given if Aslam added to them, their average increases by 5 => Average of 4 members = 20 Let the age of Aslam be 'x' Then, 17 + 16 + 12 + x /4 = 20 => x = 80 - 45 => x = 35. Hence, the age of Aslam is 35 yrs.
प्र: कौन सी एक अच्छी वेब सुरक्षा रणनीति नहीं है ? 3801 55b5cc6c1e4d2b4197774db6e
5b5cc6c1e4d2b4197774db6e- 1अनावश्यक संकलक और दुभाषियों को हटा देंtrue
- 2डेमो प्रोग्राम जोड़ें, ताकि उपयोगकर्ता उत्पादन डेटा तक पहुंच के बिना सिस्टम का परीक्षण कर सकेंfalse
- 3उन उपयोगकर्ताओं को सीमित करें जो सॉफ़्टवेयर लोड कर सकते हैं, संपादित कर सकते हैं या फ़ाइलें जोड़ सकते हैंfalse
- 4वेब सर्वर तक पहुंच को प्रतिबंधित करें कम से कम पोर्ट खुले रखेंfalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "अनावश्यक संकलक और दुभाषियों को हटा दें"
व्याख्या :
Answer: A) Remove unnecessary compilers and interpreters Explanation:
प्र: If 6 engines consume 24 metric tonnes of coal, when each is working 8 hours day, how much coal will be required for 9 engines, each running 13hours a day, it being given that 2 engines of former type consume as much as 3 engines of latter type ? 3800 05b5cc723e4d2b4197774f672
5b5cc723e4d2b4197774f672- 145 metric tonnestrue
- 247 metric tonnesfalse
- 355 metric tonnesfalse
- 434 metric tonnesfalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "45 metric tonnes"
व्याख्या :
Answer: A) 45 metric tonnes Explanation: 2 engines of former type for one hour consumes (2 x 24)/(6 x8) = 1 metric ton i.e. 3 engines of latter type consumes 1 ton for one hour Hence 9 engines consumes 3 tons for one hour For 15 hours it is 15 x 3 = 45 metric tonnes.
प्र: आरएनए में कौन सा आधार पाया जाता है लेकिन डीएनए में नहीं? 3797 05b5cc60ae4d2b4197774b56d
5b5cc60ae4d2b4197774b56d- 1यूरेसिलtrue
- 2साइटोसिनfalse
- 3एडीनाइनfalse
- 4गुआनिनfalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "यूरेसिल"
व्याख्या :
Answer: A) यूरेसिल व्याख्या: यूरेसिल डीएनए में नहीं बल्कि आरएनए में पाया जाता है।
प्र: Each consonant in the word TIRADES is replaced by the previous letter in the English alphabet and each vowel is replaced by the next letter in the English alphabet and the new letters are arranged alphabetically. Which of the following will be the fourth from the right end ? 3797 05b5cc736e4d2b4197774f888
5b5cc736e4d2b4197774f888- 1Sfalse
- 2Qfalse
- 3Jtrue
- 4Ufalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 3. "J"
व्याख्या :
Answer: C) J Explanation: Given word is TIRADESNow the consonants T, R, D, S are replaced by S, Q, C, RAnd Vowels are I, A, E are replaced by J, B and FThey are arranged alphabeticallyNew word is BCFJQRS The fourth letter from the right end is J.
प्र: Which among the following is a folk dance of India? 3796 05b5cc690e4d2b4197774c418
5b5cc690e4d2b4197774c418- 1Garbatrue
- 2Kathakalifalse
- 3Manipurifalse
- 4Mohiniattamfalse
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "Garba"
व्याख्या :
Answer: A) Garba Explanation:
प्र: 18 H on GC?
$$6 {4\over 9}$$ % ..???kkk
3784 05b5cc607e4d2b4197774b533
5b5cc607e4d2b4197774b533- 1sstrue
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "ss"
व्याख्या :
The given letters equation states that 18 H on a GC means 18 Holes on a Golf Course.

