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AQA A LEVEL PHYSICS PAPER 3 QUESTION PAPER 2023 (7408/3A). DOWNLOAD OFFICIAL AND VERIFIED AQA A LEVEL PHYSICS PAPER 3 QUESTION PAPER 2023 ON www.leakedexams.com.
 1 A stroboscope emits bright flashes of white light.
The duration of each flash and the frequency of the flashes can be varied.
Table 1 shows information about the stroboscope.
Table 1
Minimum Maximum
Duration of each flash / μs 60 300
Frequency of flashes / Hz 1 150
The duration of each flash is T1.
The time from the start of a flash to the start of the next flash is T2.
The duty cycle of a stroboscope is defined as 1
2
T
T .
0 1 . 1 What is the maximum duty cycle of the stroboscope?
Tick (ï) one box.
[1 mark]
6.0 × 10−5
3.0 × 10−4
9.0 × 10−3
4.5 × 10−2
| Author | OCR KING |
| Published | 30 Jul 2024 |
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