engineering recuitment GATE EE 2023-24 Test Series Electrical and Electronics Measurements Cathode Ray Oscilloscope Construction of CRO
A CRT having cathode anode voltage of 800 V. Assume that the electrons to leave the cathode with Zero velocity. Charge of electron = \(1.6 \times {10^{ - 19}}\)C. and mass of electron \(= 9.1 \times {10^{ - 31}}\)kg, maximum velocity of the beam electrons in the CRT is –
1
11.8 × 106 m/sec
2
23.7×106 m/sec
3
33.6×106 m/sec
4
16.8 × 106 m/sec