A motorboat starting from rest on a lake accelerates in a straight line at a constant rate of 3.0 m s-2for 8.0 s. How far does the boat travel during this time?
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Answered by
1
s= ut+ 1/2 at^2
= 0 + 1/2*3*8^2
= 96m
= 0 + 1/2*3*8^2
= 96m
Answered by
2
┏─━─━─━─━∞◆∞━─━─━─━─┓ ✭✮ӇЄƦЄ ƖƧ ƳƠƲƦ ƛƝƧƜЄƦ✮✭ ┗─━─━─━─━∞◆∞━─━─━─━─┛
➧ u ➾ 0
➧ a ➾ 30 m/s
➧ t ➾ 8 sec
❱S ➾ ut + ½ at²
S ➾ 0 × 8 + ½ × 3 × (8)²
S ➾ ½ × 3 × 64
➾ 96 m ...✔
_________ Thanks...✊
➧ u ➾ 0
➧ a ➾ 30 m/s
➧ t ➾ 8 sec
❱S ➾ ut + ½ at²
S ➾ 0 × 8 + ½ × 3 × (8)²
S ➾ ½ × 3 × 64
➾ 96 m ...✔
_________ Thanks...✊
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