Question

What is the function of sizer in coal handling?

(a) To separate the coal depending on size

(b) To check the amount of fuel that is supplied

(c) To pick the coal of required size

(d) To divert the coal flow into different burners

The question was posed to me during an online exam.

Question is from Stages of Coal Handling in portion Steam Power Plant of Energy Engineering

Answer 1

The correct choice is (c) To pick the coal of required size

To explain: The function of the sizer is to pick the coal of requires size, which is coming from the crusher. The un-sized coal is fed back to the crusher. The function of crusher is to crush the coal to uniform size.