Question

answer all the parts​

Answer 1

Answer: i) a. Kinetic energy

b) sounds energy

c) Heat energy

(ii) m= 36 kg, h = 2.4 m, g = 10 m/s2 Gravitational potential energy= mgh

= 36 x 10 x 2.4 = 864J

(iii) Power= work done / time

= 36×10×2.4/4.4

= 874/4.4 =

196.36 W

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