Science, asked by MuskanS44, 1 year ago

Plz answer these questions

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Answered by 07161020
1
(a) t=√2h/g=√9.8/g=√1=1 second
(b) uv=gt=9.8 m/s
(c) Acceleration remains constant that is equal to g=9.8 m/s²

11.(a)  t=√2h/g
      9=2h/10
      h=45 m
(b) u=gt=30 m/s

12. Density=Mass/volume
=10/12 g/cc which is less than 1g/cc ie density of water so it will float.

PLEASE MARK AS BRAINLIEST IF HELPFUL!!!


MuskanS44: but you didn't answered Q11. , Q12
07161020: i have added the answers
MuskanS44: ty
07161020: PLEASE MARK AS BRAINLIEST IF HELPFUL!!!
MuskanS44: I would have marked it as brinliest but no one else have answered the question
07161020: ok
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