Q 50. 
If the air has to flow from station P to station Q, the maximum possible value of
pressure in kPa at station Q is close to
(A) 50
(B) 87
(C) 128
(D) 150
Answer: (B)
Explanation:
Q 50. If the air has to flow from station P to station Q, the maximum possible value of
pressure in kPa at station Q is close to
(A) 50
(B) 87
(C) 128
(D) 150
Answer: (B)
Explanation:
