Final Exam

Front

What is the SI unit for elastic energy?

Back

Joules

Front

What are the SI units for heat?

Back

Joules

Front

In the equation, elastic energy = 1/2 kx², what does the k stand for?

Back

spring constant

Front

Power is found by dividing work by what other physical quantity?

Back

time

Front

Power can be described as

Back

how fast you push.

Front

The SI unit for power is

Back

Watts

Front

In general, efficiency is defined as

Back

output divided by input.

Front

The largest source of electric power in the U.S. is

Back

coal.

Front

Thermal energy transfer is called

Back

heat.

Front

Which of the following coordinate systems is most common? rectangular, cylindrical, spherical, polar

Back

rectangular