# data[].attributes.body
a)mgh
=5 kg x 10 x 2m
=100 J
b)100 J

Soalan 4
a)Kerja=Daya x Sesaran
=200 N x 0.4m
=80 J
b)=1/2 Fx
=1/2 x 200 N x 0.4 m
=40 J

# data[].attributes.body
3a. mgh
b. 5×10×2
=100J
5a. 200N×0.4m
=80J
b. 1/2Fx
=1/2×200N×0.4m
= 40J

# data[].attributes.body
A. Prinsip keabadian tenaga
B. Kedudukan Y
C. mgh , x = 40/1000 × 10 × 5/100
=  0.02J
y = 40/1000 × 10 × 0
Perbezaan = 0.02-0
= 0.02J

# data[].attributes.body
Praktis formatif 7.2
Soalan 1,3 dan 4
M/s 221

# data[].attributes.body
Praktis Formatif 7.2