engineering recuitment GATE IN Test Series 2023-24 Mock Test Electrical and Electronics Measurements Cathode Ray Oscilloscope
A CRT has an anode voltage of 1500 V and parallel plates are 1.5 cm long and 5 mm apart. The screen is 50 cm away from centre of the plates. The input voltage is applied to the deflecting plates through amplifier. The input voltage required for a deflection of 4 cm is 4 V (through amplifier). The gain of the amplifier is ______
Enter numerical value using the virtual keypad. Round off where necessary.