Question
Physics Question on Pressure Measurement
In each heart beat, a heart pumps 80 ml of blood at an average pressure of 100 mm of Hg. Assuming 60 heart beats per second, the power output of the heart is (PHg=13.6x103 kgm-3) (g = 9.8 ms-2)
A
1.0 W
B
1.06 W
C
1.12 W
D
2.16 W
Answer
1.06 W
Explanation
Solution
The correct option is (B) : 1.06 W