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Tes gratis 3 soal · Fisika
Soal 1 dari 3
A hand lifts a
2
k
g
2\ \mathrm{kg}
2
kg
object vertically upward at constant speed through
3
m
3\ \mathrm{m}
3
m
. Taking
g
=
10
m
/
s
2
g=10\ \mathrm{m/s^2}
g
=
10
m/
s
2
, the work done by gravity on the object is ( ).
A.
60
J
60\ \mathrm{J}
60
J
B.
0
J
0\ \mathrm{J}
0
J
C.
−
6
J
-6\ \mathrm{J}
−
6
J
D.
−
60
J
-60\ \mathrm{J}
−
60
J
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