Answer:
<u>Four- high rolling mill </u> <u>Two-high rolling mill</u>
1.Small roll radius.That is why required 1.High roll radius.That is required low power. . why required high power.
2. Low roll separating force. 2.High roll separating
force
Answer:
causes: unemployment, poverty,Lack of education,urbanization e.t.c
solutions:making people educated, giving people jobs
Answer: E7018 is a low-hydrogen iron powder type electrode that produces high quality x-ray welds. It can be used in all positions on AC or DC reverse polarity welding current.
Explanation: Hope this helps
Answer:
Power required to drive the escalator shall be equal to the rate at which the energies of the persons is increased.
As we infer from the above equation If the velocity of the escalator is doubled then the Power required will also be doubled and become 31.215kW
