Energy is the capacity of doing work
Answer:k=28.29 kN/m
Explanation:
Given
mass 
height from which Elevator falls 
Let x be the compression in the spring
thus From conservation of Energy Potential energy will convert in to Elastic Potential Energy of spring
----------1
also maximum acceleration is 5g
thus

here 


Substitute x in equation 1





psychologist counseling would be the correct answer I believe
Answer:
d
Explanation:
the heat can move through the metal and onto the clothing
Answer:
answer is friction. MCQ A is answer