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VITEEE 2014 Solved Paper
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© examsnet.com
Question : 22
Total: 120
Which has more luminous efficiency ?
A 40 W bulb
A 40W fluorescent tube
Both have same
Cannot say
Validate
Solution:
Luminous efficiency for the same power supply, 40 W fluorescent tube gives more light. Hence, 40 W fluorescent tube has greater
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