. A box of mass 25 kg starts from rest and slides down an inclined plane 8 metre long and 5metre high. It is found to move at the bottom at7 m/sec. What is the force of friction?

. A box of mass 25 kg starts from rest and slides down an inclined p

1.	. A box of mass 25 kg starts from rest and slides down an inclined plane 8 metre long and 5metre high. It is found to move at the bottom at7 m/sec. What is the force of friction?
Answer» tion:WORK(total) = CHANGE in kinetic energy W(G) + W(f) = 1/2(m)(v)^2 - 0Mgh+ W(f) = 1/2M×4925×10×5 +w =(25×49)/2W = - 637.5 JHope it helps you. Mark it as a brainliest ANSWER

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. A box of mass 25 kg starts from rest and slides down an inclined plane 8 metre long and 5metre high. It is found to move at the bottom at7 m/sec. What is the force of friction?​

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. A box of mass 25 kg starts from rest and slides down an inclined plane 8 metre long and 5metre high. It is found to move at the bottom at7 m/sec. What is the force of friction?