1) Who is credited with inventing the first vacuum tube, a fundamental component in electronics? a) Thomas Edison  b) John Ambrose Fleming c) Nikola Tesla d) Alexander Graham Bell 2) Which statement reflects the impact of Franklin's findings on future electrical research? a) They discouraged further exploration of electricity. b) They established fundamental principles for studying electrical phenomena. c) They were considered irrelevant and ignored by scientists. d) They only applied to lightning and had no other applications. 3) How did Franklin's kite experiment demonstrate the nature of electricity? a) By showing that electricity could be generated b) By proving that lightning is a form of electricity c) By illustrating the principles of magnetism  d) By inventing the first electrical circuit 4) What was Benjamin Franklin's primary experiment that contributed to the understanding of electricity? a) The lightning rod b) The invention of the battery c) The kite experiment d) The induction coil 5) Why was Franklin's discovery of the lightning rod significant? a) It made lightning storms more powerful  b) It provided a way to store electricity c) Protected buildings from lightning strikes  d) It allowed for the development of electric cars 6) Franklin proposed that electricity consists of two types of charge. What are they commonly referred to today? a) Static and dynamic  b) Positive and negative c) Direct and alternating d) Strong and weak 7) Why was Seebeck's discovery significant for the development of electronic devices? a) It established the basis for battery technology. b) It opened avenues for converting waste heat into usable electricity. c) It made vacuum tubes obsolete. d) It eliminated the need for conductors. 8) How did Franklin's theories about electricity influence the development of electrical terminology? a) He coined many terms still used today, such as "battery" and "charge." b) His terms were largely forgotten by later scientists. c) He believed terminology was unnecessary for understanding. d) He discouraged naming electrical phenomena. 9) What role did Franklin's discoveries play in the eventual invention of the electrical battery? a) His work had no relation to the battery's development. b) He provided foundational concepts of charge and storage. c) He invented the first battery d) He opposed the idea of a battery. 10) What was one of the key implications of Franklin's work on the perception of electricity in the 18th century? a) Electricity was seen as a mystical force b) Electricity became understood as a natural phenomenon that could be studied and hamessed. c) Electricity was deemed too dangerous to experiment with.  d) Electricity was only associated with natural events like lightning. 11) What phenomenon did Thomas Seebeck discover in 1821 that relates to the conversion of heat into electricity? a) Electromagnetic induction  b) Thermoelectric effect  c) Piezoelectric effect d) Photoelectric effect 12) Which of the following applications is directly related to Seebeck's work on thermoelectricity? a) Solar panels b) Thermoelectric generators  c) Superconductors d) Electromagnets 13) In what way did Seebeck's discovery Impact the field of renewable energy? a) It reduced reliance on fossil fuels. b) It facilitated the development of efficient energy storage. c) It provided a method for harnessing waste heat from industrial processes.  d) It eliminated the need for renewable resources. 14) Seebeck's discovery laid the groundwork for which of the following advancements in energy conversion? a) Conversion of chemical energy to electrical energy b) Conversion of thermal energy to electrical energy c) Conversion of mechanical energy to electrical energy  d) Conversion of solar energy to electrical energy 15) What major invention is Thomas Edison credited with that transformed the use of electricity for lighting? a) The solar panel b) The incandescent light bulb c) The electric motor d) The transistor 16) How did Edison's development of the electric power distribution system impact society? a) It made electricity inaccessible to the public. b) It led to the establishment of power plants and electrical infrastructure. c) It discouraged the use of electrical appliances. d) It focused solely on industrial applications. 17) What was the significance of Edison's invention of the phonograph in the context of electronics? a) It demonstrated the application of electricity in communication. b) It marked the beginning of electrical engineering as a field.  c) It provided the first means of recording sound electronically.  d) It created a new form of entertainment. 18) Which of the following inventions was NOT developed by Thomas Edison? a) Phonograph b) Motion picture camera c) Telephone d) Electric light bulb 19) What role did Edison's invention of the motion picture camera play in the development of modem media? a) It had little impact on future technologies. b) It paved the way for the film industry and visual storytelling. c) It was quickly replaced by digital technology. d) It focused only on educational purposes. 20) In a classroom experiment, students are tasked with building a circuit using a voltaic pile. What key component must they include to measure the generated voltage? a) A light bulb b) A resistor c) A voltmeter d) A capacitor 21) Edison famously stated, "Genius is one percent inspiration and ninety-nine percent perspiration." What does this suggest about his view on invention? a) Invention is solely about having great ideas. b) Hard work and persistence are critical to success in invention. c) Collaboration is unnecessary in the invention process. d) Luck plays a major role in successful inventions. 22) How did Edison's rivalry with Nikola Tesla over electrical systems influence the field of electronics? a) It resulted in the decline of electrical engineering. b) It led to the widespread adoption of alternating current (AC) over direct current (DC). c) It encouraged collaboration between inventors. d) It limited innovations in power generation. 23) If you were to apply Volta's findings to develop a new educational tool, what concept would you focus on demonstrating to students? a) The conservation of energy b) The relationship between chemical reactions and electricity c) The effects of magnetic fields on conductors d) The principles of thermodynamics 24) In an experiment, you vary the voltage in a circuit while keeping the resistance constant. What relationship would you expect to find between Voltage and current? a) Voltage is inversely proportional to current.  b) Voltage and current are directly proportional. c) Voltage has no effect on current. d) Voltage and current are unrelated. 25) How would you analyze the effect of increasing resistance on the current in a fixed voltage circuit according to Ohm's Law? a) The current increases as resistance increases. b) The current decreases as resistance increases. c) The current remains constant regardless of resistance. d) The current becomes negative with increased resistance. 26) If you were to design an experiment based on Ohm's discoveries, which variable would be most critical to manipulate to demonstrate Ohm's Law effectively? a) Voltage b) Time c) Temperature d) Material type 27) How did Bell's invention of the telephone change the dynamics of communication in society? a) It replaced written communication entirely. b) It allowed for real-time voice communication over long distances. c) It focused only on communication within homes.  d) It had no significant impact on business practices. 28) If you were to analyze Bell's method of transmitting sound, which fundamental concept was key to his invention? a) Electrical resistance b) Bound wave conversion into electrical signals c) Magnetic field manipulation  d) Mechanical vibration only 29) What would be a modem application of Bell's principles in telecommunications that showcases technological advancements? a) Landline phones using rotary dials b) Smartphones with voice-activated assistants c) Public payphones in urban areas d) Walkie-talkies for short-range communication 30) Bell's experiments with sound and electricity led to the development of the photophone. How does this invention relate to his telephone technology? a) It used wires to transmit sound b) It combined light waves with sound transmission principles. c) It focused only on audio without any electrical components d) It was a precursor to radio communication, unrelated to his other work. 31) This symbol represent what component? a) Capacitor  b) Resistor c) Cell  d) Battery 32) This symbol represent what component? a) Resistor (ANSI) b) Resistor (IEC) c) Rheostat (ANSI) d) Rheostat (IEC) 33) This symbol represent what component? a) Single Pole Single Throw Switch (IEC) b) Single Pole Single Throw Switch (ANSI) c) Single Pole Double Throw Switch (IEC) d) Single Pole Double Throw Switch (ANSI) 34) This symbol represent what component? a) Single Pole Single Throw Switch (IEC) b) Single Pole Single Throw Switch (ANSI) c) Single Pole Double Throw Switch (IEC) d) Single Pole Double Throw Switch (ANSI) 35) This symbol represent what component? a) Capacitor  b) Resistor c) Cell  d) Battery 36) This symbol represent what component? a) Variable Capacitor b) AC Voltage Source c) Inductor d) Transistor 37) This symbol represent what component? a) Resistor (ANSI) b) Resistor (IEC) c) Rheostat (ANSI) d) Rheostat (IEC) 38) This symbol represent what component? a) Photodiode b) Diode c) Zener Diode d) LED 39) This symbol represent what component? a) AC Current Source b) DC Power Source (IEC) c) AC Power Source (ANSI) d) AC Power Source (IEC) 40) This symbol represent what component? a) Rheostat (IEC) b) Thermistor (IEC) c) Rheostat (ANSI) d) Thermistor (ANSI) 41) This symbol represent what component? a) Rheostat (IEC) b) Thermistor (IEC) c) Potentiometer (IEC) d) Resistor (IEC) 42) This symbol represent what component? a) BJT (NPN) b) BJT (PNP) c) Darlington (NPN) d) Darlington (PNP) 43) This symbol represent what component? a) ABM Voltage Source b) ABM Current Source c) AC Power Source (ANSI) d) AC Power Source (IEC) 44) This symbol represent what component? a) Photodiode b) Diode c) Zener Diode d) LED 45) What kind of wiring diagram is shown? a) Pictorial b) Schematic c) Actual Connection d) Line 46) What kind of wiring diagram is shown? a) Pictorial b) Schematic c) Actual Connection d) Line 47) What kind of wiring diagram is shown? a) Pictorial b) Schematic c) Actual Connection d) Line 48) What kind of wiring diagram is shown? a) Pictorial b) Schematic c) Actual Connection d) Line 49) It is the active or "hot" wire that has a higher voltage and can be dangerous if mishandled a) Live Wire b) Neutral Wire c) Red Wire d) Blue Wire 50) This wire usually has a lower voltage and is generally considered safer compared to the live wire a) Live Wire b) Neutral Wire c) Red Wire d) Blue Wire 51) Electrical print shows external appearance of each component in a circuit. a) Pictorial b) Schematic c) Actual Connection d) Line 52) A system using abstract and graphic symbol rather than realistic pictures. a) Pictorial b) Schematic c) Actual Connection d) Line 53) Is a presentation of electrical connections of wiring devices using single lines. a) Pictorial b) Schematic c) Actual Connection d) Line 54) Is a sketch of the actual connections of electrical devices in a circuit a) Pictorial b) Schematic c) Actual Connection d) Line 55) Is a graphic illustration of an electrical circuits. a) Diagram b) Wiring Diagram c) Electrical Diagram d) Circuit Diagram

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