shumnakhurram1969 shumnakhurram1969

12-07-2021
Physics

contestada

Example to measure the interval of time of a small stone dropped from 1m height.

Respuesta :

Numenius Numenius

18-07-2021

Answer:

The time required is 0.45 s.

Explanation:

Height, h = 1 m

initial velocity, u = m/s

Let the time is t.

Use second equation of motion

[tex]h = u t + 0.5 at^2\\\\1 = 0 +0.5 \times 9.8 \times t^2\\\\t = 0.45 s[/tex]

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