Question : Percentage of lead in lead pencil is
Option 1: 0
Option 2: 31-66
Option 3: 40
Option 4: 80
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Answer (1)
9th Jan, 2024
Correct Answer: 0
Solution : The correct option is 0.
Lead pencils, is a misnomer as it do not contain lead. The "lead" in a pencil is actually a combination of graphite and clay, with no actual lead present. As a result, the proportion of lead in a lead pencil is zero.
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