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Doubt Clearance Thread: UPSC 2021

"When in doubt, observe and ask questions. When certain, observe at length and ask many more questions."

Created this thread as a one stop solution for all members so that all the doubts wherein any conceptual clarification is required can be solved here. 

jack_Sparrow,curious_kidand122 otherslike this
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mehuifs,
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mehuifs,
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chamomile,sstarrrand1 otherslike this
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chamomile,mehuifs
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NO doubts per se, just sharing these pointers which confuse me many times.. Maybe this authentic source can be of help to someone..
dalpha,Archand
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India's top 3 countries in terms of

1. Exports

2. Imports

3. Total trade

???

Tk17,
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Source:  Latest Economic Survey- Volume 2

Dionysus,chamomileand5 otherslike this
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Is this correct ?

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Some more random trends that no one really asked for. 

Source- Latest economic survey Volume 2

EiChan,GaryVeeand12 otherslike this
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Which institutes key is most reliable for matching passage/ comprehensions of last years CSAT paper?
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Can president refuse to live in rasstrapati bhawan and also deny to have employments and allowance 

What would happen if both speaker and deputy speaker resign at the same time because speaker gives his resignation to deputy speaker and vice versa. 

I have many such paradoxes :p

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Which institutes key is most reliable for matching passage/ comprehensions of last years CSAT paper?

Career launcher I guess.

2.3k views
Which institutes key is most reliable for matching passage/ comprehensions of last years CSAT paper?

I'm waiting for the official key to come. It is a matter of days now, isn't it? 

2.2k views
Can president refuse to live in rasstrapati bhawan and also deny to have employments and allowance 

What would happen if both speaker and deputy speaker resign at the same time because speaker gives his resignation to deputy speaker and vice versa. 

I have many such paradoxes :p

Don't ask please! I am an expert in creating such bizarre situations, finally settling down to that nothing of this ever comes true, so I should just shut up and rattafy what's given!

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Can anyone post notes of ancient history timeline of ncert which was posted here some days ago?
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Some more random trends that no one really asked for. 

Source- Latest economic survey Volume 2

This is helpful. Thanks :)

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IN MID LATITUDES, SALINITY INCREASES UPTO 35 METRE DEPTH AND THEN DECREASES. 

Is there any good soul who could care to explain this statement to me?? 
Thanks in advance :)


Not sure if the doubt is clear now or not but as I did this topic recently, I’ll try to explain it.


Some pointers:-


  • Withincreasein temperature, there isincreasein salinity due to increase in evaporation.
  • Withincreasein fresh water/precipitation, there isdecreasein salinity.


Explanation:-


Mid latitude regions(both north and south) receivemostsunlight during solstice(summer and winter likewise),as compared to other latitudes. Also, because there isno cloud formationin these regions(because these are zones ofhigh pressure(convergence in upper atmosphere))where winds sink), the ocean water here receivedirectsunlight, henceraisingthe sea surface temperature(due to these reasons, ocean water at mid latitudes areHOTTEST).


Keep in mind here that equator too receive direct sunlight but salinity here islowerwhen compared to mid latitude because equatorial regions are4 o clock showerregions due to formation ofcumulonimbus cloudsabove them, so precipitation heredecreasessalinity.


It is also that withincrease in depth of ocean, there isdecrease in temperature, so if temp is decreasing, so will the salinity. Hence at mid latitudes, salinity increases up to a depth and after that, itstarts to decline with increase in depth. However at poles, this(increase in depth->decrease in salinity), do notoccur. The surface ocean water at poles areLEASTsaline because ofinflux of freshwaterviamelting of glaciers. But after a depth(calledHALOCLINE), there is anincreasein salinity because there isno addition of fresh waterat that level. Post the HALOCLINE, from where the Dark region starts, salinity is atuniformlevel, both at poles and equator.

p.s sorry for such Chipka chipka sentences. I tried boldening the important keywords but it ended up this way. Editing it will consume more time so please excuse me.

Dionysus,GaryVee
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How you guys are revising nowadays (considering the anxiety, pressure and fear)? How much time you are giving for a subject/PT etc? What other topics you are focusing on revision at this time..
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Can we all guess the most probable areas that can be asked from various subjects in the prelims  - it will be very helpful@Steph_Curry @sjerngal @Upsc_2020 @HeNeArKr @sstarrr @Archand @calvinhobbes and all others

Archand,Augustya_Shrivastavaand1 otherslike this
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i marked C. 

Please help me find loophole in my thought process

if external borowwing is promoted wont it further increase demand of dollar leading to further depreciation of ruppee ? I get that it would get forex reserves. 

The reason why 2nd statement is correct because it ensures that money in borrowed in ruppe denominated debt and not dollar. Statement 3 however, does the exact opposite of statement 2. 

Please help 

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