railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical and Electronics Measurements Cathode Ray Oscilloscope Construction of CRO
What determines the length of the delay in an electrical delay line used in
oscilloscopes?
1
The propagation speed of the signal in the line
2
The resistance of the delay line
3
The frequency of the input signal
4
The speed of the electron beam