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⭐️raj vigya > space tech: isro centres and types of orbits > Flashcards

space tech: isro centres and types of orbits Flashcards

1
Q

ISRO was formed by recomposition of what?

A

INCOSPAR: indian national committee for space research

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2
Q

when was ISRO formed

A

15 august 1969

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3
Q

hq of ISRO?

A

bengaluru

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4
Q

objective of isro?

A

to use space tech and its apps for national interest and development of nation

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5
Q

isro centre: location
vikram sarabhai space centre

A

thiruvananthapuram

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6
Q

isro centre: location
ur rao satellite centre

A

bengaluru

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7
Q

isro centre: location
satish dhawan space centre

A

shriharikota andhra pradesh

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8
Q

isro centre: location
liquid propulsion systems centre

A

thiruananthapuram and bengaluru

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9
Q

isro centre: location
isro propulsion complex

A

mahendragiri hills, tamil nadu

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10
Q

isro centre: location
master control facility

A

hassan, karnataka
and
bhopal, MP

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11
Q

isro centre: location
national remote sensing centre

A

hyderabad

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12
Q

isro centre: location
national remote sensing centre 6 regional centres

map them

A

dehradun
jodhpur
nagpur
bengaluru
kharagpur
shillong

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13
Q

isro centre: location
human space flight centre

A

bengaluru

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14
Q

isro centre: location
indian deep space network

A

byalalu, karnataka

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15
Q

isro centre: location
ISTRAC centres in india

A

port blair
thiruvananthapuram/trivendrum
bengaluru
shriharikota
lucknow

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16
Q

isro centre: location
ISTRAC global centres

A

mauritius
indonesia
vietnam
russia
norway
panama

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17
Q

isro centre: location
space applications centre

A

ahmedabad and delhi

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18
Q

isro centre: location
indian institute of remote sensing

A

dehradun, uttarakhand

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19
Q

vikram sarabhai space centre thiruvananthapuram formerly known as

A

TERLS
thumba equatorial rocket launching station

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20
Q

vikram sarabhai space centre is used for?

A

satellite launch vehicles of PSLV and GSLV development

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21
Q

what is UR Rao satellite centre bengaluru used for

A

satellites and spacecrafts development

22
Q

what is satish dhawan space centre shriharikota used for

A

launching site for indian satellites near equator at eastern coast of subcontinent
recently: SSLV D2 aka EOS 7on feb 8

23
Q

what is SHAR

A

shriharikota high altitude range

24
Q

what does the liquid propulsion systems centre, thiruvananthapuram and bengaluru do

A

deals with design and development of solid and liquid propulsion systems

25
Q

isro propulsion complex mahendragiri was formerly known as

A

liquid propulsion systems centre

26
Q

what does isro propulsion complex, mahendragiri hills, TN do

A

it deals with development of upper stage liquid propellant and cryogenic stage

27
Q

what is handled from master control facility, hassan, karnataka and bhopal, mp?

A

all the geostationary/geosynchronous satellites of ISRO are monitored and controlled from this facility

28
Q

work of national remote sensing centre, hyderabad?

also for mains so do well

A

data obtained from remote sensing satellites is stored and processed in this facility along with various techniques and applications so that it can be used in disaster management, geo spatial services, governance and capacity building

29
Q

under which programme ws human space flight centre, bengaluru estt

A

indian human spaceflight programme

30
Q

what is indian human spaceflight programme

A

initiated in 2007 by isro to to launch crewed spacecraft in LEO, its first testing is in 2023 for the gaganyan 1 program.
it has estt human space flight centre in bengaluru

31
Q

work of indian deep space network byalalu karnataka

A

supports and establishes connection with interplanetary missions with the help of ISTRAC

32
Q

full form of ISTRAC

A

isro telemetry tracking and command network

33
Q

what is ISTRAC

A

isro telemetry tracking and command network is a global network of ground stations to provide telemetry tracking and command support to satellite and launch vehicle missions

34
Q

what does the space applications centre of ahmedabad and delhi handle

A

it deals with R&D of various applications and systems (related to telecommunication, remote sensing, satellite navigation, metrology etc) facilitated by space tech

35
Q

what is an orbit

A

imaginary path of any celestial body or satellite, revolving around another celestial body is called orbit

36
Q

3 types of orbits?

A

LEO low earth orbit
MEO mid earth orbit
GEO geosynchronous orbit

37
Q

altitude of LEO

A

160-2000 km

38
Q

which altitude of LEO is typically used

A

900-1000 km

39
Q

revolution period of LEO?

A

90-120 mins

40
Q

main uses of LEO satellites

A

1 mainly remote sensing
2 now a days for communication and nav too
3 sounding rockets and testing satellites like sputnik, aryabhatta, bhaskar

41
Q

in which orbit is international space station

A

LEO

42
Q

at what altitude is ISS

A

400 km

43
Q

how many revolutions per day and how much time per revolution for ISS

A

15 revolutions i.e. 96 mins per rev

44
Q

what kind of orbit is a polar orbit

A

special type of LEO

45
Q

where is the polar orbit satellite placed

A

in LEO parallel to polar axis of earth

46
Q

main uses of polar orbit satellite

A

mainly remote sensing
others
intelligence gathering
surveillance and reconnaissance
study of atmosphere and climate change

47
Q

what kind of orbit is sun synchronous orbit

A

special type of LEO

48
Q

which satellite passes the same latitude at the same local time

A

sun synchronous orbit satellite

49
Q

which satellite is used for cartography

A

sun synchronous

50
Q

uses of sun synchronous satellites

A

earth imaging (cartography)
intelligence gathering, surveillance
remote sensing
study of atmosphere

⭐️raj vigya (23 decks)

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