  ### Question 36808  Verified

Renewable Energy

44. Describe what is a natural frequency of a system? (3%)

### Question 36807  Verified

Renewable Energy

B. Label the three damping scenarios for a SDOF system: (3%)

### Question 36806  Verified

Renewable Energy

What is the equation of motion for a dynamic system best described as: (1%)

a) A homogeneous second order differential equation.

b) A time dependent algebraic equation.

c) A trigonometric transcendental equation.

### Question 36805  Verified

Renewable Energy

List Newton's Laws. (3%)

Newton's Third Law:

Newton's Second Law:

Newton's First Law:

### Question 36804  Verified

Renewable Energy

What is the equation of motion for a SDOF free vibration system? Define each term in the equation. (3%)

### Question 36803  Verified

Renewable Energy

). Define the power coefficient for a wind turbine system: (3%)

### Question 36802  Verified

Renewable Energy

Comparing VAWT and HAWAT, which one causes more obstruction to birds?

### Question 36801  Verified

Renewable Energy

7. Comparing VAWT and HAWT, which one sways less? (1%)

### Question 36800  Verified

Renewable Energy

6. Name the following two vertical wind turbine systems: (2%)

### Question 36799  Verified

Renewable Energy

. As a result of Betz's assumption, the theoretical extractable wind power would be: (1%)

a) Larger than 60%

b) Less than 60%

### Submit query        