A construction worker puts 20 J of energy in to one strike of his hammer on the head of a nail. The energy transferred to driving the nail into the wood is 8.0 J. What is the efficiency of the construction

asked Aug 4, 2022 71.0k views

5 votes

7.4k points

Please log in or register to add a comment.

4 votes

Answer:

The efficiency of the constuction is 9.0

Step-by-step explanation:

Jens H answered Aug 8, 2022

8.2k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.6m questions

11.2m answers