212 prompts matching "Quiz: Stimulated emission and population inversion"
Let me explain: Infrared, visible light and ultraviolet
I have just studied infrared, visible light and ultraviolet in my SS2 Physics class. Let m
Worked example: X-rays and gamma rays, their uses and their dangers
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Exam prep: Calculating frequency and wavelength from the wave speed
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Real-life Nigeria: Radio and television broadcasting in Nigeria
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Physics at work: Mobile telephony, satellites and fibre optics
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Teach me: How sound is produced and how it travels
You are my personal SS2 Physics tutor. Teach me how sound is produced and how it travels,
Let me explain: The speed of sound in solids, liquids and gases
I have just studied the speed of sound in solids, liquids and gases in my SS2 Physics clas
Practice set: Pitch, loudness and quality as properties of a musical note
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Exam prep: The frequency, wavelength and amplitude of a sound wave
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Spot my mistake: Reflection of sound and the formation of echoes
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Real-life Nigeria: Resonance and the vibration of air columns
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Physics at work: The range of human hearing, and ultrasound beyond it
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Teach me: Musical instruments and how each one produces its note
You are my personal SS2 Physics tutor. Teach me musical instruments and how each one produ
Let me explain: Vibration in air columns, in open and closed pipes
I have just studied vibration in air columns, in open and closed pipes in my SS2 Physics c
Practice set: Overtones, harmonics and the quality of a note
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Exam prep: Noise and the effect it has on health
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Real-life Nigeria: Ultrasound in medicine and in industry
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Physics at work: Sound in Nigerian music, broadcasting and building design
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Teach me: The molecular theory of matter and the evidence for it
You are my personal SS2 Physics tutor. Teach me the molecular theory of matter and the evi
Let me explain: Diffusion in gases and in liquids
I have just studied diffusion in gases and in liquids in my SS2 Physics class. Let me expl