Respuesta :

Let us consider the following figure

figure is in picture

So, his/her total displacement = 2 blocks.

total time = 1 hour

Average Velocity

= Total displacement/ total time

= 2 blocks/ 1 hour

= 2 blocks/ h

So, her/his average velocity is 2 blocks per hour.

Ver imagen hermionegranger59

The average velocity of the student is 2 blocks per hour.

The given parameters:

  • time taken by the student during the entire motion = 1 hours
  • initial displacement of the student = 4 blocks east
  • final displacement of the student = 2 blocks west

To find:

  • the average velocity of the student

Let the eastward direction = positive direction

let the westward direction = negative direction

The average velocity of the student is calculated as the change in her displacement per unit time of the motion.

[tex]Average \ velocity = \frac{4 \ blocks\ -\ 2 \ blocks \ west }{1 \ hour} \\\\Average \ velocity = 2 \ blocks/hour[/tex]

Thus, the average velocity of the student is 2 blocks per hour.

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