AME 10 Q2 – SVE Study

AME 10 Q

1 / 12

Why is it important for the closed-loop engine cooling system to be automatic?

A. To avoid manual adjustment of coolant flow

C. To provide real-time temperature display

B. To maintain optimal engine temperature without constant human intervention

D. To simplify engine operation

2 / 12

What is the primary function of an automatic closed-loop engine cooling control system?

A. To manually adjust the engine temperature

D. To increase the engine temperature for performance optimization

C. To measure the engine temperature without adjusting it

B. To maintain the engine temperature within a desired range by automatically adjusting the coolant flow

3 / 12

2. In the control block diagram, which block provides feedback on the actual water level?

A. Manual Controller

C. Sensor

B. Set Point

D. Process Element

4 / 12

In a closed-loop engine cooling system, which component is responsible for comparing the actual temperature to the desired set point?

B. Coolant Flow Control

C. Controller

A. Temperature Sensor

D. Display Unit

5 / 12

What happens if the "Controller" in a closed-loop engine cooling system receives a signal indicating that the temperature is too high?

D. It will display an error message

C. It will turn off the engine

B. It will increase the coolant flow

A. It will decrease the coolant flow

6 / 12

Which of the following might be used as an actuator in a closed-loop engine cooling control system?

D. Display Unit

C. Controller

A. Temperature Sensor

B. Coolant Pump or Valve

7 / 12

What is the typical effect of a malfunctioning temperature sensor in a closed-loop engine cooling control system?

A. Improved engine performance

C. Increased coolant flow

D. Reduced need for coolant

B. Inaccurate temperature measurements, leading to potential overheating or overcooling

8 / 12

What is the purpose of the "Set Point" block in the control block diagram?

A. To measure the actual water level

D. To adjust the water flow

C. To provide the desired water level that the operator aims to maintain

B. To represent the water tank

9 / 12

In a closed-loop engine cooling control system, what role does the "Temperature Sensor" play?

A. It adjusts the coolant flow

B. It provides a measurement of the engine temperature to the controller

D. It increases the engine's temperature

C. It displays the engine temperature to the operator

10 / 12

How does the feedback loop function in a closed-loop engine cooling control system?

A. It measures the engine temperature

B. It provides temperature measurement to the controller for adjustment

C. It manually adjusts the coolant flow

D. It displays the desired temperature to the operator

11 / 12

What is the purpose of the "Coolant Flow Control" block in a closed-loop engine cooling system?

C. To display the engine temperature

B. To adjust the coolant flow based on the controller's output

D. To compare actual and desired temperatures

A. To measure the engine temperature

12 / 12

What does the "Controller" block in an automatic closed-loop engine cooling system do?

B. Displays the engine temperature

C. Compares the actual engine temperature to the desired set point and adjusts the coolant flow accordingly

A. Measures the engine temperature

D. Manually adjusts the coolant flow

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