Rewrite this decimal 4.5 as a mixed fraction in its lowest term.
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G.p.e = mgh
m for mass = 40 kg
g for gravitational field strength = 10 N/kg
h for height = 300m
Plug them in:
g.p.e = 40 × 10 × 300
= 120000 J
In terms of kilo joule:
1 kJ = 1000 J
so 120000 J = 120 kJ
m for mass = 40 kg
g for gravitational field strength = 10 N/kg
h for height = 300m
Plug them in:
g.p.e = 40 × 10 × 300
= 120000 J
In terms of kilo joule:
1 kJ = 1000 J
so 120000 J = 120 kJ