IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: Find the odd man out of the following number series? 22, 26, 42, 78, 142, 244 2257 05b5cc619e4d2b4197774b70a
5b5cc619e4d2b4197774b70a- 1244true
- 2142false
- 378false
- 442false
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उत्तर : 1. "244"
व्याख्या :
Answer: A) 244 Explanation: The given number series 22, 26, 42, 78, 142, 244 follows a pattern that, 2222 + 22 = 22 + 4 = 2626 + 42 = 26 + 16 = 4242 + 62 = 42 + 36 = 7878 + 82 = 78 + 64 = 142142 + 102 = 142 + 100 = 242 Hence, the odd one in the given number series is 244.
प्र: The primary Economic function of the Financial system is to 2256 05b5cc6a3e4d2b4197774cc39
5b5cc6a3e4d2b4197774cc39- 1Providing experts advice to investors and saversfalse
- 2Match one person's savings with another person's investmenttrue
- 3Keeping interest rates lowfalse
- 4Match one person's consumpion expenditure with another person's capital expenditurefalse
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उत्तर : 2. "Match one person's savings with another person's investment"
व्याख्या :
Answer: B) Match one person's savings with another person's investment Explanation: The primary Economic function of the Financial system is to match one person's savings with another person's investment. As a key component of the financial system, banks allocate funds from savers to borrowers in an efficient manner. They provide specialized financial services, which reduce the cost of obtaining information about both savings and borrowing opportunities. These financial services help to make the overall economy more efficient.
प्र: Microphone : Loud :: Microscope : ? 2256 05b5cc658e4d2b4197774bde8
5b5cc658e4d2b4197774bde8- 1Investigatefalse
- 2Magnifytrue
- 3Examinefalse
- 4Elongatefalse
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उत्तर : 2. "Magnify"
व्याख्या :
Answer: B) Magnify Explanation: As Microphone makes sound louder similarly Microscope makes the object magnified. Hence, Microphone : Loud :: Microscope : Magnify.
प्र: A woman’s voice is shriller than a man’s voice due to 2253 05b5cc6a6e4d2b4197774cd56
5b5cc6a6e4d2b4197774cd56- 1weak vocal chordsfalse
- 2lower frequencyfalse
- 3higher frequencytrue
- 4higher amplitudefalse
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उत्तर : 3. "higher frequency"
व्याख्या :
Answer: C) higher frequency Explanation: As the frequency of sound is higher, women have shriller voices than men. The shrillness or pitch of a sound is determined by its frequency. The higher the pitch shriller the voice. As the sounds produced by vocal cords of women are higher than men so women have shriller voices than men. Because their vocal cord is of smaller size. As their vocal cord is more stretched than men's.
प्र: The production possibilities curve illustrates the basic principle that 2252 05b5cc62fe4d2b4197774b96a
5b5cc62fe4d2b4197774b96a- 1if all the resources of an economy are in use, more of one good can be produced only if less of another good is produced.true
- 2the production of more of any one good will in time require smaller and smaller sacrifices of other goods.false
- 3an economy will automatically obtain full employment of its resources.false
- 4an economy's capacity to produce increases in proportion to its population size.false
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उत्तर : 1. "if all the resources of an economy are in use, more of one good can be produced only if less of another good is produced."
व्याख्या :
Answer: A) if all the resources of an economy are in use, more of one good can be produced only if less of another good is produced. Explanation: A graph that describes the maximum amount of one good that can be produced for every possible level of production of the other good is nothing but a production possibilities curve.
प्र: Which of the following Valleys is known as "Paradise of Earth" ? 2251 05b5cc6d5e4d2b4197774e5ed
5b5cc6d5e4d2b4197774e5ed- 1Kullu Valleyfalse
- 2Doon Valleyfalse
- 3Kangra Valleyfalse
- 4Kashmir Valleytrue
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उत्तर : 4. "Kashmir Valley"
व्याख्या :
Answer: D) Kashmir Valley Explanation:
प्र: Which of these is NOT a lipid? 2251 05b5cc699e4d2b4197774c6be
5b5cc699e4d2b4197774c6be- 1Waxfalse
- 2Cholesterolfalse
- 3RNAtrue
- 4Phospholipidfalse
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उत्तर : 3. "RNA"
व्याख्या :
Answer: C) RNA Explanation: RNA is not a lipid among the given options. A lipid is a substance of biological origin that is soluble in nonpolar solvents. It comprises a group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins (such as vitamins A, D, E, and K), monoglycerides, diglycerides, triglycerides, and phospholipids.
प्र: Fill in the blank with an appropriate word from the following options. Usually the room tariff in this hotel is higher. At present, it is low because of the------- season. 2251 05b5cc74fe4d2b4197774faf9
5b5cc74fe4d2b4197774faf9- 1Peakfalse
- 2Offtrue
- 3Downfalse
- 4Slowfalse
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उत्तर : 2. "Off"
व्याख्या :
Answer: B) Off Explanation: Season can be either at peak or off.Presently it is low, that is because of OFF season.

