1) Which device is used to test the fully charged condition of a lead acid battery cell?
Correct Answer: High rate discharge tester
2) Which band is used for UHF in International Telecommunication System?
Correct Answer: Band 9
3) Which function control in CRO, adjust the trace sharper?
Correct Answer: Focus
4) Which instrument used to display and measure electrical signals, time intervals and phase shift?
Correct Answer: CRO
5) Which is heart of CRO?
Correct Answer: CRT