Space equivalent zone is:

• (a) 10000 - 15000 feet

• (b) >50000 feet

• (c) 15000 - 25000 feet

• (d) 400 km above earth

In short-duration (4-5 days) space flight body water reduces by:

• (a) 3-4% of the body weight

• (b) 10-15% of the body weight

• (c) No significant reduction

• (d) 0.5 Litres

What happens to heart rate in spaceflight?

• (a) Increases

• (b) Reduces

• (c) Does not change

• (d) Becomes irregular

Mulder’s constant is

• (a) Acceleration – time product

• (b) Distance – time product

• (c) Both the above

• (d) None of the above

Human beings have maximum tolerance to acceleration in which axis?

• (a) +Gz

• (b) -Gz

• (c) +Gx

• (d) +Gy

Convulsions are a feature of GLOC that occur during which phase?

• (a) Absolute incapacitation period

• (b) Relative incapacitation period

• (c) G onset period

• (d) Not a feature of G-LOC

The MK 16 MOD 1 Closed-Circuit Mixed-Gas Underwater Breathing Apparatus (UBA) used by US Navy Divers can have a maximum ascent rate of:

• (a) 30 feet per minute

• (b) 10 feet per minute

• (c) 15 feet per minute

• (d) 25 feet per minute

• (e) 20 feet per minute

During the rescue of Salyut – 7 space station, Russian cosmonauts working in unpowered platform developed symptoms of:

• (a) Hyperbaria

• (b) Heat strain

• (c) Hypercarbia

• (d) Toxic fumes inhalation

• (e) Phthisis bulba

Which of the following is / are true about HBOT?

• (a) Vasoconstriction occurs in non-ischemic tissues

• (b) The effects of catecholamines are potentiated

• (c) Endogenous antioxidants are stimulated

• (d) Venous saturation becomes close to 100%

• (e) HBO induces steep oxygen gradient in radiation damaged tissues

Post-flight symptoms may be induced and/or exacerbated by head movements during re-entry and immediately after landing due to:

• (a) Hyposensitivity to angular head motions in all planes initially

• (b) Hypersensitivity to angular head motions specially in the pitch plane being more provocative initially

• (c) Hyposensitivity to angular head motions specially in the pitch plane being more provocative initially

• (d) None of the above

The syndrome, which includes lack of motivation to work or interact with others, drowsiness, fatigue, and the inability to concentrate as a result of Space Motion Sickness is often referred as:

• (a) Sopite Syndrome

• (b) Mal de debarquement Syndrome (MdDs)

• (c) Chronic Fatigue Syndrome (CFS)

• (d) Barratt Syndrome

The following are considered as hardware in SHELL model except

• (a) Anti-G Valve

• (b) Multifunctional Display

• (c) Checklist

• (d) Helmet Mounted Display

As per MIL Std 1333 B, the minimum clearance from knee/shin from Main Instrument Panel is:

• (a) 1.5 cm

• (b) 1.5 inch

• (c) 1.0 cm

• (d) 1.0 inch

The important visual requirement for cockpit design depicted by the term VON is:

• (a) Vision on Numbers

• (b) View over Nautical

• (c) Vision over Nose

• (d) View over Nature

The automatic system which helps deploy parachute at a predetermined time and height are as follows; except:

• (a) BTRU

• (b) K II A3

• (c) F-I B

• (d) KM-36