Technical Sciences Grade 11 Page 5 Of 5 NSC Vhembe 3. For this investigation, write down : 3.1 3.2 Dependant variable (1) (1) ONE fixed/controlled variable 4. Give a reason why the switch is kept open between the readings 5. Use your reading obtained to plot a graph of potential difference( against current(1) 6. Do the analysis and interpretation of the result. 6.1 6.2 What is the shape of the graph? (1) What does the gradient of the graph represent? 7. Use the graph to calculate the gradient. 8. 9. (4) What is the resistance of the unknown resistor? (1) (1) Is the unknown resistor an ohmic conductor or a non-ohmic cond Give a reason for your answer. Marks: [22] [3] [30] Pract TOTA
Technical Sciences Grade 11 Page 5 Of 5 NSC Vhembe 3. For this investigation, write down : 3.1 3.2 Dependant variable (1) (1) ONE fixed/controlled variable 4. Give a reason why the switch is kept open between the readings 5. Use your reading obtained to plot a graph of potential difference( against current(1) 6. Do the analysis and interpretation of the result. 6.1 6.2 What is the shape of the graph? (1) What does the gradient of the graph represent? 7. Use the graph to calculate the gradient. 8. 9. (4) What is the resistance of the unknown resistor? (1) (1) Is the unknown resistor an ohmic conductor or a non-ohmic cond Give a reason for your answer. Marks: [22] [3] [30] Pract TOTA
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![Technical Sciences Grade 11
Page 5 Of 5
NSC
Vhembe
3. For this investigation, write down :
3.1
3.2
Dependant variable
(1)
(1)
ONE fixed/controlled variable
4. Give a reason why the switch is kept open between the readings
5. Use your reading obtained to plot a graph of potential difference(
against current(1)
6. Do the analysis and interpretation of the result.
6.1
6.2
What is the shape of the graph? (1)
What does the gradient of the graph represent?
7. Use the graph to calculate the gradient.
8.
9.
(4)
What is the resistance of the unknown resistor? (1)
(1)
Is the unknown resistor an ohmic conductor or a non-ohmic cond
Give a reason for your answer.
Marks:
[22]
[3]
[30]
Pract
TOTA](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F572953e2-89d3-4943-9c6b-8b4cff9d8f03%2F81c49524-1468-4cea-b66b-023968753785%2Fh1m1lyk_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Technical Sciences Grade 11
Page 5 Of 5
NSC
Vhembe
3. For this investigation, write down :
3.1
3.2
Dependant variable
(1)
(1)
ONE fixed/controlled variable
4. Give a reason why the switch is kept open between the readings
5. Use your reading obtained to plot a graph of potential difference(
against current(1)
6. Do the analysis and interpretation of the result.
6.1
6.2
What is the shape of the graph? (1)
What does the gradient of the graph represent?
7. Use the graph to calculate the gradient.
8.
9.
(4)
What is the resistance of the unknown resistor? (1)
(1)
Is the unknown resistor an ohmic conductor or a non-ohmic cond
Give a reason for your answer.
Marks:
[22]
[3]
[30]
Pract
TOTA
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