kangseohyeon48 kangseohyeon48
  • 24-10-2020
  • Physics
contestada

After 16.5s, a joggers displacement is .200 km. what is the velocity in m/s? what is the velocity in km/hr?

Respuesta :

ricchad
ricchad ricchad
  • 25-10-2020

Answer:

1.    12.1 m/s

2.    43.3 km/hr.

Explanation:

given:

jogger displacement (distance) = 0.200 km

time = 16.5 sec.

find:

1. velocity in m/s

2. velocity in km/hr.

solution:

velocity = distance / time

1.  velocity = 0.200 km x   1000 m

                     16.5 sec             1 km

                  = 12.1 m/s.

2.  velocity = 0.200 km x   3600 sec.

                     16.5 sec             1 hr.

                   = 43.3 km/hr.

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