A child does 350 J of work while pulling a box from the ground up to his tree ho

Question

A child does 350 J of work while pulling a box from the ground up to his tree house with a rope. The tree house is 6.6 m above the ground. What is the mass of the box? A child does 350 J of work while pulling a box from the ground up to his tree house with a rope. The tree house is 6.6 m above the ground. What is the mass of the box? 5.4 kg 3.2 kg 4.1 kg 4.9 kg A child does 350 J of work while pulling a box from the ground up to his tree house with a rope. The tree house is 6.6 m above the ground. What is the mass of the box? A child does 350 J of work while pulling a box from the ground up to his tree house with a rope. The tree house is 6.6 m above the ground. What is the mass of the box? 5.4 kg 3.2 kg 4.1 kg 4.9 kg A child does 350 J of work while pulling a box from the ground up to his tree house with a rope. The tree house is 6.6 m above the ground. What is the mass of the box? 5.4 kg 3.2 kg 4.1 kg 4.9 kg A child does 350 J of work while pulling a box from the ground up to his tree house with a rope. The tree house is 6.6 m above the ground. What is the mass of the box? 5.4 kg 3.2 kg 4.1 kg 4.9 kg A child does 350 J of work while pulling a box from the ground up to his tree house with a rope. The tree house is 6.6 m above the ground. What is the mass of the box? 5.4 kg 3.2 kg 4.1 kg 4.9 kg 5.4 kg 3.2 kg 4.1 kg 4.9 kg

Explanation / Answer

W=mgh

=>m =W/gh =350/(9.8*6.6)

m=5.4 Kg

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