a) 3%–5%.
b) 1%–7%.
c) 5%–7%.
d) 6%–9%.
Answer: c
Explanation: The mixture of pulp (known as the furnish) is passed into the beater and brought to a consistency of 5%–7%. The beating makes the fibers more flexible, causing them to become relatively mobile and to deform plastically on the paper machine.
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