First human landing on Moon was accomplished in which mission

• Apollo 10

• Apollo 11

• Apollo 12

Name of the first rocket made by India and launched from, Thumba near Thiruvanathapuram is 

• SLV 3

• ASLV

• Rohini 75

Orbit  of spacecraft preferred for telecommunication and broadcasting is

• Geostationary

• Polar

• Low earth

Thrust is produced in a rocket engine based on which principle?

• Newton's first law

• Newton's second law

• Newton's third law

Sphere of influence of Earth is approximately 

• 11.2 lakh km

• 10.2 lakh km

• 9.2 lakh km

Distance travelled by Mars Orbiter before Mars Orbit insertion is

• 66 lakh km

• 66 crore km

• 66 million km

LVM3 M4 rocket injected Chandrayaan-3 into an approximate  orbit of

• 170 km × 36490 km  

• 170 km × 19000 km 

• 170 km × 19000 km 

For soft landing, touch down velocity  requirements are :

• Horizontal velocity<1.0 km/s , Vertical velocity<3.0 km/s 

• Horizontal velocity<1.0 m/s , Vertical velocity<3.0 m/s

• Horizontal velocity<1.0 mm/s , Vertical velocity<3.0 mm/s 

Thrust of the throttleable engines used during the landing phase can be varied from

• 100O N to 800 N

• 800N to 300 N

• 800N to 360 N

Distance of Lagrangian L1 point from Earth is approximately what % of the Earth-Sun distance?

• 1

• 10

• 100