Question

Express 12km/sec into m/hr

Answer 1

Answer:

43200000

Step-by-step explanation:

12km/s

here,

1km=1000m

1s=1/3600hour

so,

=12×1000m/s

=12000m/s

=12000m/1/3600h

=12000×3600m/h

=43200000m/h