engineering recuitment NPCIL Scientific Assistant Physics Mock Test Physics Relativity The Relativity of Time
A particle is traveling through the Earth’s atmosphere at a speed of 0.866c. To an earth-bound observer, the distance. It travels 2.50 km. How far does the particle travel in the particle’s frame of reference?
1
1.5 km
2
1.25 km
3
2.00 km
4
0.25 km