Question

QUESTION 3 [20 marks] a) Give any two general characteristics of a transducer [2 marks] b) State which flow transducers are used for the following scenarios. i. Small flow ii. Large flow c) What are the three types of pressure measurements? Give examples. [1 mark] [1 mark] d) With the aid of a diagram, explain the working principle of a rotameter. [3 marks] e) Which are the three forces that act on the float of a rotameter? [10 marks] [3 marks]

          QUESTION 3 [20 marks]
a) Give any two general characteristics of a transducer
[2 marks]
b) State which flow transducers are used for the following scenarios.
i. Small flow
ii. Large flow
c) What are the three types of pressure measurements? Give examples.
[1 mark]
[1 mark]
d) With the aid of a diagram, explain the working principle of a rotameter.
[3 marks]
e) Which are the three forces that act on the float of a rotameter?
[10 marks]
[3 marks]

QUESTION 3 [20 marks]
a) Give any two general characteristics of a transducer
[2 marks]
b) State which flow transducers are used for the following scenarios.
i. Small flow
ii. Large flow
c) What are the three types of pressure measurements? Give examples.
[1 mark]
[1 mark]
d) With the aid of a diagram, explain the working principle of a rotameter.
[3 marks]
e) Which are the three forces that act on the float of a rotameter?
[10 marks]
[3 marks]

Added by Yolanda H.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

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QUESTION 3 [20 marks] a. Give any two general characteristics of a transducer. [2 marks] b. State which flow transducers are used for the following scenarios: i. Small flow [1 mark] ii. Large flow [1 mark] c. What are the three types of pressure measurements? Give examples. [3 marks] d. With the aid of a diagram, explain the working principle of a rotameter. [3 marks] e. Which are the three forces that act on the float of a rotameter? [10 marks] Gravity [3 marks] Acceleration [3 marks] Friction [4 marks]