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CDS I 2018
Question #517
Physics
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Why is argon gas used along with tungsten wire in an electric bulb?
A
To increase the life of the bulb
B
To reduce the consumption of electricity
C
To make the emitted light coloured
D
To reduce the cost of the bulb
Pick an option above to test your answer
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Subject:
Science & Technology
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Why is argon gas used along with tungsten wire in an electric bulb? | CDS I 2018 Solved PYQ | UPSCGPT