isaacadefuwa isaacadefuwa

20-11-2021
Physics

contestada

a An object is tarown up with a velocity v = 6.02 +7.0j. Calculate the (1) time taken reach the maximum height (ii) the horizontal range (s = 10m/s2).

Respuesta :

pauloimagwe pauloimagwe

20-11-2021

Answer:

the update is coming down 55th 55 cm long

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akinkuademarvellous akinkuademarvellous

20-11-2021

Answer:

(i) 0.6s (ii) 8.42m

Explanation:

U² = 6.02² + 7²

U = 9.23

angle of projection

tanø = 6.02/7

ø = 40.7

Time of fligt

t = Usinø/g

t = 9.23 sin 40.7/10

t = 0.6

H range = U²sin2ø/g

H = 9.23²sin 81.4/10

H = 8.42m

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