Physics · Oct / Nov 2018 · Paper 12 · Question 36
An oscilloscope is connected to a d.c. power supply. The time-base on the oscilloscope is switched off. What is seen on the screen of the oscilloscope?
- Adot near top of screen
- Bdot near right of screen
- Cvertical line
- Dhorizontal line
As printed in the paper
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Correct answer: A. dot near top of screen
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