Speeds of four objects are :
A- 800 m/s
B- 8 km/s
C- 8 km/min
D- 8000 km/hour
Which of the following represents correct order of speeds?
1
C < D < A < B
2
B < D < A < C
3
A < B < C < D
4
C < A < D < B
Speeds of four objects are :
A- 800 m/s
B- 8 km/s
C- 8 km/min
D- 8000 km/hour
Which of the following represents correct order of speeds?