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Posted by kalpit
Typical illumination range in houses is:
A)
10Γ’ΒΒ20 lumens/W
B)
35Γ’ΒΒ40 lumens/W
C)
2Γ’ΒΒ5 lumens/W
D)
60Γ’ΒΒ65 lumens/W
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