IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: 3/8 as a decimal 954 05b5cc658e4d2b4197774bda4
5b5cc658e4d2b4197774bda4- 11.375false
- 22.375false
- 30.375true
- 43.75false
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उत्तर : 3. "0.375"
व्याख्या :
Answer: C) 0.375 Explanation: Expressing 3/8 as a decimal fraction: We can convert 3/8 into a decimal fraction by just dividing 3 by 8 or making 3 into 8 parts. Then, it is 3/8 = 0.375 as a decimal fraction. Other Method:: 3/8 as a Decimal : In this we should convert the denominator into 10, 100, 1000, 10000, 100000,... to make it simple. Now to make 8 into 1000, we multiply numerator and denominator with 125 => (3 x 125)/(8 x 125) = 375/1000 = 0.375.
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उत्तर :
व्याख्या :
Anything larger and the computer would need to break the number into smaller pieces. 16-bit is a computer hardware device or software program capable of transferring 16 bits of data at a time. Today, 16-bit hardware and software has been replaced by 32-bit and 64-bit alternatives, which give the computer more memory to work with; increasing overall performance. For example, early computer processors (e.g., 8088 and 80286) were 16-bit processors, meaning they were capable of working with 16-bit binary numbers (decimal number up to 65,535).
प्र: What came after the Edwardian era? 952 05b5cc611e4d2b4197774b691
5b5cc611e4d2b4197774b691- उत्तर देखें
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उत्तर :
व्याख्या :
The Edwardian era (1901-1914) is the last period in British history to be named after the monarch who reigned over it. Although Edward VII reigned from 1901 to 1910 to be succeeded by George V, the Edwardian period is generally considered to have ended at the outbreak of the First World War in 1914.
प्र: What is 12 S of the Z? 950 05b5cc6b5e4d2b4197774d515
5b5cc6b5e4d2b4197774d515- उत्तर देखें
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उत्तर :
व्याख्या :
12 S of Z represents 12 Signs of the Zodiac. It is similar to the 1. 52 W in a Y - 52 weeks in a year 2. 3 H in a C - 3 Hands in a Clock 3. 3600 S in an H - 3600 Seconds in an Hour 4. 5 O in the W - 5 Oceans in the World
प्र: Which Noble Gas has the highest First Ionization Energy? 948 05b5cc6b0e4d2b4197774d298
5b5cc6b0e4d2b4197774d298- 1Neonfalse
- 2Heliumtrue
- 3Argonfalse
- 4Xenonfalse
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उत्तर : 2. "Helium"
व्याख्या :
Answer: B) Helium Explanation: Helium has the highest First Ionization Energy in the Noble Gases group. Ionization Energy :: Ionisation energy is the energy required to remove one mole of electrons from one mole of gaseous atoms. Atoms are more stable when they have full valence shells. Noble Gases have a very stable electron configuration, therefore, they have the highest amount of ionization energy within their periods. It decreases down a family because electrons farther from the nucleus are easier to remove. Ionization Energy levels of Noble Gases group in Descending Order :: He, Ne, Ar, Kr, Xe, Rn
प्र: Which results from an increase in the greenhouse effect? 945 05b5cc658e4d2b4197774bdae
5b5cc658e4d2b4197774bdae- 1Ocean acidificationfalse
- 2Smog pollutionfalse
- 3Ozone depletionfalse
- 4All the abovetrue
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उत्तर : 4. "All the above"
व्याख्या :
Answer: D) All the above Explanation: A greenhouse gas (GHG) is any gas in the atmosphere that absorbs and emits radiation in the thermal infrared range. The increase in average global temperatures that results from an enhanced greenhouse effect. Effects of increased greenhouse gas emissions: Increases in the different greenhouse gases have other effects apart from global warming including ocean acidification, smog pollution, ozone depletion as well as changes to plant growth and nutrition levels.
प्र: The purpose of the constitution is presented in the 944 05b5cc639e4d2b4197774bab1
5b5cc639e4d2b4197774bab1- 1Amendmentsfalse
- 2Preambletrue
- 3Bill of Rightsfalse
- 4Articlesfalse
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उत्तर : 2. "Preamble"
व्याख्या :
Answer: B) Preamble Explanation: The Preamble proclaims the solemn resolution of the people of India to constitute India into a 'Sovereign socialist secular democratic republic'.
प्र: One boat is overtaking another. Which boat must give way? 942 05b5cc67be4d2b4197774c214
5b5cc67be4d2b4197774c214- उत्तर देखें
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उत्तर :
व्याख्या :
The boat which is overtaken must give way to the boat which is overtaking.