Buat kuiz
masalah 1
pilihan
Which of the following wavelengths does infrared radiation fall between?
- 400nm-700nm
- 750nm-400000nm
- 200nm-400nm
- 10nm-400nm
Sihir Perempuan Penyihir
Ikut Turutan
Universiti
lainnya
Infrared Radiation
Hana Li
17
0
Allow incorrect answer
Sembunyikan jawapan
public kuiz
masalah 2
pilihan
What is the primary natural source of infrared radiation?
- The Moon
- The Sun
- Earth's Core
- Artificial Heaters
masalah 3
pilihan
Which type of infrared generator produces both light and heat?
- Non-luminous generator
- Luminous generator
- Solar generator
- Wave generator
masalah 4
pilihan
What effect does the Cosine Law have on radiation absorption?
- Increases absorption at larger angles
- Decreases absorption at larger angles
- Has no effect
- Doubles absorption at all angles
masalah 5
pilihan
Which physiological effect occurs due to the application of infrared radiation?
- Decreased metabolism
- Vasodilatation
- Increased blood pressure
- Muscle contraction
masalah 6
pilihan
Which of the following is a contraindication for infrared radiation therapy?
- Sub acute inflammation
- Fever
- Osteoarthritis
- Muscle spasm
masalah 7
pilihan
What safety measure should be taken to protect the eyes during infrared therapy?
- Use of sunscreen
- Moist cotton packs or goggles
- Applying ice packs
- Wearing hats
masalah 8
pilihan
What is a potential hazard of infrared radiation therapy?
- Increased intelligence
- Burns or blisters
- Decreased vision
- Hair growth
masalah 9
pilihan
Which law explains the relationship between the intensity of infrared rays and distance?
- Stefan-Boltzman Law
- Inverse Square Law
- Arndt-Schulz Principle
- Newton's Law
masalah 10
pilihan
What is the recommended lamp positioning distance for infrared therapy?
- 10-20 cm
- 40-90 cm
- 100-150 cm
- 5-10 cm
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