# The second floor of a house is 6 m above the street level. How much work is required to lift a 270-kg refrigerator to the second-story level? Express your answer to two significant figures and include the appropriate units.

Question

The second floor of a house is 6 m above the street level.

How much work is required to lift a 270-kg refrigerator to the second-story level? Express your answer to two significant figures and include the appropriate units.

check_circle

Step 1

According to work energy theorem, the work done in raising an object is equal to the change in the gravitational potential energy.

Step 2

Here, Pf is the final potential energy, Pi is the initial potential energy, m is the mass, h is the height and g is the...

### Want to see the full answer?

See Solution

#### Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

### Work,Power and Energy 