IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: There are 209 doctors and nurses in a hospital. If the ratio of the doctors to the nurses is 11 : 8, then how many nurses are there in the hospital? 2301 05b5cc761e4d2b4197774fd44
5b5cc761e4d2b4197774fd44- 188true
- 296false
- 3108false
- 4121false
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उत्तर : 1. "88"
व्याख्या :
Answer: A) 88 Explanation: Given,The ratio of the doctors to the nurses is 11 : 8Number of nurses = 8/19 x 209 = 88.
प्र: What is always coming but never arrives? 2301 05b5cc68be4d2b4197774c3b5
5b5cc68be4d2b4197774c3b5- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
It is Tomorrow. It always be tomorrow which represents coming but never arrives.
प्र: Where is the Headquarter of ASEAN (Association of Southeast Asian Nations)? 2300 05b5cc6bfe4d2b4197774d9d3
5b5cc6bfe4d2b4197774d9d3- 1Jakartatrue
- 2Beijingfalse
- 3Newyorkfalse
- 4Da Nangfalse
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उत्तर : 1. "Jakarta"
व्याख्या :
Answer: A) Jakarta Explanation: The ASEAN Headquarters is located in Jakarta, Indonesia. ASEAN is The Association of Southeast Asian Nations is a group of ten Southeast Asian countries. It was formed on 8th August 1967. The 10 countries in ASEAN are Indonesia, Malaysia, Philippines, Singapore, Brunei, Myanmar, Cambodia, Laos, Vietnam and Thailand. Its main purpose include the acceleration of economic growth, social progress, cultural development among its members, the protection of the peace and stability of the region, and to provide opportunities for member countries to discuss differences peacefully.
प्र: The term hierarchy refers to 2298 05b5cc699e4d2b4197774c6b4
5b5cc699e4d2b4197774c6b4- 1a team in which everyone is equal and has to pull his or her own weightfalse
- 2a power structure in which each member knows his or her own placetrue
- 3a situation in which higher species such as men will always be in control of lower species such as animalsfalse
- 4a condition in which the weak must die so the strong can survivefalse
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उत्तर : 2. "a power structure in which each member knows his or her own place"
व्याख्या :
Answer: B) a power structure in which each member knows his or her own place Explanation: Hierarchy is a system of ranking in which members of a particular society are ranked in an ascending order depending on various factors. Hence, the term hierarchy refers to a power structure in which each member knows his or her own place.
प्र: The average monthly salary of 24 employees in an organisation is Rs. 1500. If the manager's salary is added, then the average salary increases by Rs. 400. What is the manager's monthly salary ? 2296 05b5cc6e1e4d2b4197774ebe3
5b5cc6e1e4d2b4197774ebe3- 1Rs. 8840false
- 2Rs. 11,500true
- 3Rs. 12,800false
- 4Rs. 9450false
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उत्तर : 2. "Rs. 11,500"
व्याख्या :
Answer: B) Rs. 11,500 Explanation: Manager's monthly salary = Rs. (1900 x 25 - 1500 x 24) = Rs. 11,500
प्र: The outermost layer of the sun is called 2294 05b5cc6a5e4d2b4197774cd04
5b5cc6a5e4d2b4197774cd04- 1Coronatrue
- 2Chromospherefalse
- 3Radiative Zonefalse
- 4Transition Regionfalse
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उत्तर : 1. "Corona"
व्याख्या :
Answer: A) Corona Explanation: The outermost layer of the sun is called The Corona. The inner layers are the Core, Radiative Zone and Convection Zone. The outer layers are the Photosphere, the Chromosphere, the Transition Region and the Corona. IRIS will focus its investigation on the Chromosphere and Transition Region.
प्र: Instruments for measuring Solar Radiation? 2292 05b5cc68ee4d2b4197774c3f4
5b5cc68ee4d2b4197774c3f4- 1Ammeterfalse
- 2Pyranometertrue
- 3Dynamometerfalse
- 4Anemometerfalse
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उत्तर : 2. "Pyranometer"
व्याख्या :
Answer: B) Pyranometer Explanation: Solar radiation instruments may be produced to measure different types of solar energy. When sunlight encounters the Earth's atmosphere, some of it is absorbed or scattered by water vapor, aerosols, clouds, and other air molecules. The radiation which penetrates to the Earth's surface is termed direct solar radiation. A thermopile pyranometer is a type of actinometer used for measuring solar radiation on a planar surface and it is designed to measure the solar radiation flux density (W/m2) from the hemisphere above within a wavelength range 0.3 μm to 3 μm.
प्र: Where should a boat compass be mounted? 2292 05b5cc694e4d2b4197774c493
5b5cc694e4d2b4197774c493- 1near magnetfalse
- 2near ironfalse
- 3away from electrical wiringtrue
- 4All the abovefalse
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उत्तर : 3. "away from electrical wiring"
व्याख्या :
Answer: C) away from electrical wiring Explanation: A compass, which is used to assist in navigation, is an instrument that shows magnetic north. You must apply a correction to determine the direction of true north. The ability to steer a boat by a compass is useful if land is out of sight, visibility is reduced, or the boat operator is disoriented. Mount a boat compass away from iron, magnets, and electrical wiring and equipment.

