Physics Exams quiz
1,098 questions across 1 difficulty level. Every attempt draws a fresh random set, so you can play as often as you like.
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Sample questions
- Suppose a student who was farsighted wears glasses that allows him to read at a distance of 20cm from his eyes to the book. His near-point distance is 63cm. If his glasses are 1.5cm from his eyes, what is the refractive power of his glasses lenses?
- A horizontal spring-block oscillator is in motion when a second block of equal mass falls on top of the oscillating block. If the two blocks stick together, what effect will this have on the amplitude of the oscillations?
- Say the pupil of your eye has a diameter of 5 mm and you have a telescope with an aperture of 50 cm. How much more light can the telescope gather than your eye?
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