This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
High Air velocity is measured by - 
Select and explain. 
A. Psychrometer, B. Anemometer, C. Kata thermometer, D. Hygrameter
B: Anemometer
Answer: B: Anemometer 
Explanation: Ans. is 'b' i.e.. Anemometer