Podcast
Questions and Answers
What type of reflection occurs when light is reflected from a smooth surface at a definite angle?
What type of reflection occurs when light is reflected from a smooth surface at a definite angle?
- Inverted Reflection
- Irregular / Diffuse
- Virtual Reflection
- Regular / Specular (correct)
Where are the images produced by plane mirrors located?
Where are the images produced by plane mirrors located?
- Behind the mirror (correct)
- On the surface of the mirror
- In front of the mirror
- At the center of the mirror
Which type of radiation has the lowest frequency and energy in the visible light spectrum?
Which type of radiation has the lowest frequency and energy in the visible light spectrum?
- Gamma Ray
- Radio Wave
- Violet
- Red (correct)
Who discovered the Microwave in 1864?
Who discovered the Microwave in 1864?
Which type of radiation can penetrate the skin a few centimeters and cause damage inside the body?
Which type of radiation can penetrate the skin a few centimeters and cause damage inside the body?
Which type of wave can travel in vacuum without requiring a medium to travel?
Which type of wave can travel in vacuum without requiring a medium to travel?
What is the equation to find the frequency of an electromagnetic wave?
What is the equation to find the frequency of an electromagnetic wave?
Which type of radiation is responsible for Vitamin D production through sun exposure?
Which type of radiation is responsible for Vitamin D production through sun exposure?
What type of electromagnetic wave is used in night-vision goggles and thermal scanners?
What type of electromagnetic wave is used in night-vision goggles and thermal scanners?
What is the speed at which electromagnetic waves travel in free space?
What is the speed at which electromagnetic waves travel in free space?
What is the recommended power range for a soldering iron used in electronics works?
What is the recommended power range for a soldering iron used in electronics works?
Which tool is used to remove unwanted solder without destroying the electronic component or work piece?
Which tool is used to remove unwanted solder without destroying the electronic component or work piece?
What type of screw head is characterized by a 6-point star-shaped pattern?
What type of screw head is characterized by a 6-point star-shaped pattern?
What classification of handtools includes tools used to drive bolts and screws with hexagonal sockets in their heads?
What classification of handtools includes tools used to drive bolts and screws with hexagonal sockets in their heads?
What is the purpose of a soldering iron stand?
What is the purpose of a soldering iron stand?
What is the purpose of a hot-air soldering station?
What is the purpose of a hot-air soldering station?
Which tool is used to remove the insulation of wires?
Which tool is used to remove the insulation of wires?
What is the purpose of a magnifying glass in the context of electronics?
What is the purpose of a magnifying glass in the context of electronics?
What is the main function of a portable electric drill in the context of electronics?
What is the main function of a portable electric drill in the context of electronics?
What does a multitester (multimeter) measure in the context of electronics?
What does a multitester (multimeter) measure in the context of electronics?
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