Question: The average power (in watts) used by a 20 to 25 inch home color television is...?
1) 70-100
2) 25-50
3) 500-800
4) Over 1000
Electronics Quiz, Technology Quiz
Question: The most common format for a home video recorder is VHS. VHS stands for...?
1) Video Home System
2) Very high speed
3) Video horizontal standard
4) Voltage house standard
Electronics Quiz, Technology Quiz
Question: If the picture is stretched or distorted up and down like a fun house mirror the circuit to adjust or repair is...?
1) Vertical
2) Tuning
3) Horizontal
4) Filament
Electronics Quiz, Technology Quiz
Question: The electromagnetic coils on the neck of the picture tube or tubes which pull the electron beam from side to side and up and down are called a...?
1) Transformer
2) Yoke
3) Capacitor
4) Diode
Electronics Quiz, Technology Quiz
Question: The input used by an antenna or cable to a TV set uses frequencies called...?
1) IF
2) RF
3) AF
4) SAP
Electronics Quiz, Technology Quiz
Question: The transformer that develops the high voltage in a home television is commonly called a...?
1) Tesla coil
2) Flyback
3) Yoke
4) Van de Graaf
Electronics Quiz, Technology Quiz
Question: Most modern TV's draw power even if turned off. The circuit the power is used in does what function?
1) Sound
2) Remote control
3) Color balance
4) High voltage
Electronics Quiz, Technology Quiz
Question: In a color television set using a picture tube a high voltage is used to accelerate electron beams to light the screen. That voltage is about...?
1) 500 volts
2) 5 thousand volts
3) 25 thousand volts
4) 100 thousand volts
Electronics Quiz, Technology Quiz
Question: The NTSC (National Television Standards Committee) is also used in the country of...?
1) Japan
2) France
3) Germany
4) England
Electronics Quiz, World Quiz, Technology Quiz
Question: In the United States the television broadcast standard is...?
1) PAL
2) NTSC
3) SECAM
4) RGB
Electronics Quiz, World Quiz, Technology Quiz
Question: Which is NOT an acceptable method of distributing small power outlets throughout an open plan office area?
1) Power Poles
2) Power Skirting
3) Flush Floor Ducting
4) Extension Cords
Electronics Quiz, Technology Quiz
Question: Which of the following is an international protocol for lighting control?
1) Lite-con
2) DALI
3) IPLC
4) Prolicon
Electronics Quiz, Tecnology Quiz
Question: In the UK, what type of installation requires a fireman's switch?
1) Neon Lighting
2) High Pressure Sodium Lighting
3) Water Features
4) Hotel Rooms
Electronics Quiz, World Quiz, Technology Quiz
Question: What will a UPS be used for in a building?
1) To provide power to essential equipment
2) To monitor building electricity use
3) To carry messages between departments
4) To control lighting and power systems
Electronics Quiz, Technology Quiz
Question: Larger buildings may be supplied with a medium voltage electricity supply, and will required a substation or mini-sub. What is the main item of equipment contained in these?
1) Transformer
2) Transponder
3) Transducer
4) Converter
Electronics Quiz, Technology Quiz
Question: What is the relationship between resistivity r and conductivity s?
1) R = s2
2) R = s
3) R > s
4) R = 1/s
Electronics Quiz, Technology Quiz
