ESE 2021 ME Technical Quiz || Wind energy

Consider the following statements:

1. Wind speed is measured using an anemometer.

2. Hot anemometer measures the wind speed by recording heating effect of wind on the hot wire.

3. According to World Metrological organization (WMO) recommendation, wind speed measurement should be made at an effective height of 15 m above the ground.

Which of the followings statements is/are correct _________?

Statement-I: Wind Energy is the indirect form of solar energy.

Statement-II: Typically, wind speeds from 20 m/s to about 65 m/s are considered favourable for most of the wind turbines.

Consider the following statements:

1. Hedley circulation arises due to the replacement of heated air by the cooler air between 45° N to 45°S.

2. Between the 30°N (/S) and 70° N (/S) predominantly western winds forms a wavelike circulation.

3. The Beaufort scale is used for the wind speed classification and about its effect.

Which of the following is/are correct ________?

Which of the following wind turbine is a drag type turbine ________.

Which of the following statements is incorrect ________.