Which of the following is used to measure humidity?: (A) Kata thermometer, (B) Globe thermometer, (C) Sling psychrometer, (D) Anemometer
Answer is C. Kata thermometer - measures cooling power of air Globe thermometer - measures radiant heat Sling Psychrometer - measures humidity Anemometer - measures air velocity Ref: Park, 21st Edition, Pages 688 to 691.