mawakhan
mawakhan mawakhan
  • 06-12-2022
  • Physics
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Please help with these MCQs.

1. Filter absorbs __________________.
- only primary coloured lights
- only secondary coloured lights
- only tertiary coloured lights
- all colors of white light

2. The light that has passed through a filter, is always ______________.
- dim
- bright
- sharp
- blur

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