A nail is dropped from the top of a construction site and hits the ground in 6.5 seconds. How fal
did the nail drop?
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s=ut+
2
1
gt
2
3=u(0.5)+
2
1
×10(0.5)
2
3=(0.5)u+5(0.25)
0.5
1.75
=u
⇒u=3.5 m/s
v=u+gt
v=(3.5)+10(0.5)=8.5 m/s
Please sir mark me brilliant answer
2
1
gt
2
3=u(0.5)+
2
1
×10(0.5)
2
3=(0.5)u+5(0.25)
0.5
1.75
=u
⇒u=3.5 m/s
v=u+gt
v=(3.5)+10(0.5)=8.5 m/s
Please sir mark me brilliant answer
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