Question

ഭൂമിയിൽ നിന്ന് ഒരു വസ്തുവിന്റെ പലായന പ്രവേഗം എത്ര ?

• A. 11.2 km/sec
• B. 13.1 km/sec
• C. 11.4 km/sec
• D. 10.2 km/sec

Answer 1

Answer:

A. 11.2 km/sec

The escape velocity is about 11.2 km/s, which is approximately 33 times the speed of sound (Mach 33) and several times the muzzle velocity of a rifle bullet (up to 1.7 km/s).