7/26/2019 scitech7

1/12

Click on following image

click to enlarge Mangalyaan Timeline

Launch Vehicle

PSLV GSLVPolar satellite launch vehicle Geosynchronous satellite launch vehicle

Can carry upto 1600 kg satellite 2500kg

MoMMangalyaan! first "n#ian spacecraft to cross $arth%s escape velocity of 11&2 km per

secon#&

Mangalyaan will travel for almost '00 #ays( covering 6)0 million kilometres( an# reach

Martian or*it in +eptem*er 201,&

"+-. use# P+/ / C253 launch vehicle to launch the Mangalyaan Mars spacecraft3& 4hy

1& G+/ tests are not yet successful& /ast time they trie# G+/ to launch G+T71, satellitean# faile# *ecause of fuel leak& ug 201'3

2& Mangalyaan weighs 81'00 kg& P+/ can easily carry this weight&

'& P+/ is trie# an# teste# technology&

7/26/2019 scitech7

2/12

Payloads

"+-.%s Mangalyaan wants to gather #ata a*out Mar%s +M +urface 9 tmosphere 9 Minerals3using five payloa#sinstruments:

+tu#y Mar%s +7$7 Payloa# #etail

"& Surface

1& Color Camera

Mars Color camera&

+tu#y surface( #ust storms etc&

also taking photos of Mar%s satellites:

Pho*os an# ;eimos&

1 +pectrometer

Thermal "nfrare# "maging

spectrometer T"+3& To stu#y mineralresources of Mars

an# to help

7/26/2019 scitech7

3/12

ISTRAC

"+-. Telemetry( Tracking D Comman# =etwork EFanglore&

Previously tracke# an# comman#e# Chan#rayaan71

=ow #oing the same for Mars or*iter&

Do we need a!s ission"

7/26/2019 scitech7

4/12

for Group ;iscussion G;"nterview3

An#i$A!gu%en#s

1& Crores of rupee waste#7 coul# *e use# to fee# millions of hungry people in "n#ia&

Millions of chil#ren suffering from malnutrition( half the unta #oesn%t have toilets& Fetterget those thousan#s of "+-. scientists an# engineers to comeup with new technology tofi> malnutrition an# malnutrition&

2& "+-.%s *u#get is *etter spent to meet "n#ia%s communication nee#s an# *ring #own#igital #ivi#e&

'& $ven irtel has sue# "+-. for not meeting its contract o*ligations& +o( "+-. *etter focuson present rather than #oing some mars research whose *enefits can materiali?e may *eafter 1007200 years&

,& "+-. has installe# a fancy methane #etector in this spacecraft& Fut =+%s curiosityrover #ata has alrea#y conclu#e# that Mars environment #oesn%t contain methane&"+-.is only #oinggaddha majoori#onkey la*our3& Counter argument: =+%s Curiosityrover measure# presence of methane in a small area& Fut "+-. will scan entire Martianenvironment to #etect Methane&

5& G+/ testing has not giving positive result yet& Ba# they waite# for G+/ testing tofinish7 Mars Mission coul# *e #one in 2016& $ven Chan#rayan72 proect is stalle# #ue tothis G+/ pro*lem3& Fut it seems "+-. chairman wants me#ia pu*licity *efore retiring(so ma#e he all the haste to launch Mars Mission in 201' using P+/ instea# of G+/3&

6& /ess of a scientific pursuit an# more of a space race with China7 me too% going on Mars&Hirst "n#ia shoul# overtake China in terms of G;P an# poverty removal&

I& Fritain( Japan( 4orl# Fank etc& re#uce the #onation to "n#ia thinking Ksince "n#ia has lotof money of run such Mars a#ventures( they must have money to take care of their poorsas well&L

to #rag the argument further non7seriously3

1 This is ust pu*licity stunt to #ivert attention from real issues& $arlier Chan#ryaan foun#traces of water on Moon( then a7tak etc& Bin#i channels ran 2,I reports for weeks! in

the meantime government can go scot free with *igger scams&

1 n# most importantly( the youngsters have to mugup one more stupi# topic for thecompetitive e>ams& The financial cost of com*ine# man7hours waste# in stu#ying suchtopics! alone worth 1' of G;P&

P!o$a!gu%en#s

http://www.jpl.nasa.gov/news/news.php?release=2013-285http://www.jpl.nasa.gov/news/news.php?release=2013-285http://www.jpl.nasa.gov/news/news.php?release=2013-285

7/26/2019 scitech7

5/12

&'( cash will )e !eco*e!ed

t the core of KntiL arguments! CaNB that "+-. has waste# in this Mars proect& Fut in realityit%s an investmentthat will *e recovere# within a few #eca#es( Bow

1& Many countries in sia( frica an# /atin merica are seeing goo# economic growth& Futthey lack skille# manpower( technology an# *u#get to setup their own launch vehiclesan# premier space agencies&

2& Fut they too nee# satellites for communication an# military& +o( they outsource thesatellite launchsurvey work to esta*lishe# players&

'& "+-.%s commercial rm =T-" makes annual profit of 8100 crore rupees from suchoutsource#% contracts&

,& "+-. spent only ,50 crore rupees& =+ has spent *illions of #ollars on Mars& This

Makes "+-. worl#7famous as a pru#ent cost saving space agency! more clients via itscommercial arm =T-" ! more money incoming&

+o( we can see this Mars mission as "+-.%s ,50 crore rupees a#vertisement P- campaign7 toimpress those potential clients% an# get more contracts!O money will *e recovere# an# profitwill *e ma#e&

&2( So+# Powe!

s "+-. esta*lishes reputation( gets more contracts from thir# worl#7 it can *e use# as a tool to

e>ercise soft power& Bow

give take

personnel technology e>change

programs with #eveloping countries

giving discounts on their space

proectsinfrastructure

their support for "n#ia%s claim to Permanent

seat in

7/26/2019 scitech7

6/12

rupees we%ve given to Fangla#esh( Myanmar( =epal an# Fhutan via KsoftL loans so they #on%tshelter terrorists an# secessionists on their soil&R

&,( Did no# s#eal +!o% -oo!s %on#h

1& Government spen#s *arely 80&'5 of *u#get on space programs& n# even out of that80&'5 allocation( "+-. spent only ) on Mars Missions& There are plenty ofgovernment schemes with way *igger *u#getary allotments for poor people& +o it%s notlike government stoppe#re#uce# e>pen#iture on some >y? scheme for poors to fun#"+-.%s Mars a#venture&

2& gree#( poverty shoul# *e remove#( an# everyone must get foo# security& Fut thepropose# foo# security *ill will nee# 8172 lakh crores rupees every year& $ven "f "+-.#i#n%t spen# ,50 crores on Mars( the money thus save#7 won%t make a *ig contri*ution tofoo# security anyways&

&/( aking 0is#o!y

+o far only three agencies have succee#e# in Mars Mission

1& $uropean +pace gency $+3 of $uropean consortium(

2& =ational eronautics an# +pace #ministration =+3 of the

7/26/2019 scitech7

7/12

griculture( e#ucation( fisheries an# #efense& Counter argument: then sen# moreweathere#ucation satellites7 not spacecrafts to Moon an# Mars3

AVE1 1ASA3

ISR4s o 1ASAs a*en

Mars .r*itor MissionMars tmosphere an# olatile $volution MissionM$=3

launch vehicle!P+/ tlas rockets& more powerful than P+/3

launche# on 5th=ov 201' 1)th=ov 201'

from +riharikota( n#hra from Cape Canaveral in Hlori#a(

7/26/2019 scitech7

8/12

it can #etect signals from #istresse# fishing *oats( aeroplanes etc& an# help in search an#

rescue missions( with help of coast guar#( navy etc&

/aunche# in late ugust 201'&

e>piry #ate! after seven years in 2020

R0 266 7

Thu%)a

Thum*a $Uuatorial -ocket /aunching +tation T$-/+3( Aerala(

un#er "+-.

1S6': ikarm +ara*hai an# team ha# launche# an merican rocket

=ike7pachefrom here&

201': complete# 50 years& -B 200 rocket was launche#&

-B 200 is a -ohini series a#vance# soun#ing rocket& can carry 10

kg payloa#&

to stu#y the upper atmosphere&

GSAT$8

"n#ia%s first full7fle#ge# military communications satellite

=avy will use it for ship7to7ship an# ship7to7shore

communications&

/aunche# from Hrench Guiana in late ugust 201'&

GSAT$'/

this communication satellite was to *e launche# 8mi#7ugust

201'( from +riharikota( n#hra

*ut V$P"CH"/ *ecause launch vehicle G+/7;5 #evelope# a

leak! "+-. ha# to cancel&

Cu!iosi#y

=+%s Mars -over Curiosity7 gave two new fin#ings

1& Martian meteoritesWreally are from the Mars Planet&

2& Houn# two isotops of argon gas : rgon7'6 an# rgon7')9*y the+ample nalysis at Mars +M3 instrument on Curiosity&

7/26/2019 scitech7

9/12

Chand!a 9$!ay 4)se!*a#o!y

*elongs to =+

allows scientists from aroun# the worl# to o*tain 7ray images7 to un#erstan# universe%s

structure an# evolution

"t recently foun# a *lack hole Ethe center of milky way a pro#ucing high energy

particles&

Bigh energy particles ! pro#uce# *y young stars an# *lackholes&

They play important role regulating the rate of formation of new stars&

4ly%-ic #o!ch in S-ace

201,%s winter .lympics will *e hel# in +ochi( -ussia #uring He*ruary&

Hrom Aa?akhstan( rocket was launche# to carry .lympic torch to the international space

station& "++3

stronauts will carry out a spacewalk with this .lympic torch& That way we can *rag

.lympic torch has even *een to space&

This torch has also *een through:

1& 4orl#%s #eepest lake: :aikal

2& Bighest mountain in -ussia an# $urope: #.El)!us

shish Xa#av from Baryana&+electe# in =+%s three year astronaut training program&

De+ense !ela#ed

&'( I1S Vik!a%adi#ya1S)I "=+ irat7 ircraft carrier in#ucte#&

1SS,"n#ia starts negotiating with -ussia to get their aircraft carrier calle#Admiral Gorshkovto *e a##e# as "=+ ikrama#itya3

200, formal #eal signe#

201'( "=+ ikrant: "n#ia%s first ever in#igenously *uilt aircraft carrier launche# EAochi&

7/26/2019 scitech7

10/12

201'(=ov

Hinally -ussia han#e# over the ship to "n#ian =avy( after almost S year%s wait& Totalcost: O12000 cr& rupees&

.k *ut why is it so special

"=+ irat is soon to retire& ikrant%s testing is still ongoing& +o( 4e nee#e# a new aircraftcarrier&

vikrama#itya will makes us only the thir# country in the worl# after the

7/26/2019 scitech7

11/12

Thickening agent use# was: 1aphthenate @ aluminium -al%itate& hence calle# =apalm3

was wi#ely use# #uring Aorean an# ietnam 4ar&

7/26/2019 scitech7

12/12

Fut these trees treat the gol# as to>ic( an# store it away in their leaves for she##ing later&!

*y stu#ying the chemical contents of the tree leaves( we can make a preliminaryassessment a*out gol# #eposits in the area&

Synch!o#!on!particle accelerator machine in ustralia& it was use for testing this tree7

leaves7gol# theory&

&2( Candle +la%e *s G!a*i#y

4hen we light a can#le( why #oes the flame go against the gravity up3

Furning can#le! near*y air gets hot!moves upwar#s&

n# the col# air from a*ove comes #ownwar#&

+oon( this col# air also gets hot an# moves upwar#&

This continuous cycle of air movement pushes the flame upwar#s an# gives the tear#rop

elongate# shape&

"f there is no gravity( then can#le flame will *e in s-he!ical sha-e& Fecause there is no

up #irection for the warm air to rise&3