A crusher was used to crush a material with a compressive strength of 22.5 MN/m?. The size of the feed was minus 50 mm, plus 40 mm and the power required was 13.0 kw/(kg/s). The screen analysis of the product was:
A crusher was used to crush a material with a compressive strength of 22.5 MN/m?. The size of the feed was minus 50 mm, plus 40 mm and the power required was 13.0 kw/(kg/s). The screen analysis of the product was:
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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![A crusher was used to crush a material with a compressive strength of 22.5 MN/m?.
The size of the feed was minus 50 mm, plus 40 mm and the power required was 13.0
kw/(kg/s). The screen analysis of the product was:
Size of aperture (mm)
Amount of product (per cent)
through
6.0
all
on
4.0
26
on
2.0
18
on
0.75
23
on
0.50
on
0.25
17
on
0.125
3
through
0.125
5
What power would be required to crush 1 kg/s of a material of compressive strength
45MN/m? from a feed of minus 45 mm, plus 40 mm to a product of 0.50 mm average size?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fcf040e94-bc28-42d4-85ba-cba2eb91fddc%2F9a3e00fd-8887-43f3-badc-27e3b53477a4%2Flm1ynu8_processed.png&w=3840&q=75)
Transcribed Image Text:A crusher was used to crush a material with a compressive strength of 22.5 MN/m?.
The size of the feed was minus 50 mm, plus 40 mm and the power required was 13.0
kw/(kg/s). The screen analysis of the product was:
Size of aperture (mm)
Amount of product (per cent)
through
6.0
all
on
4.0
26
on
2.0
18
on
0.75
23
on
0.50
on
0.25
17
on
0.125
3
through
0.125
5
What power would be required to crush 1 kg/s of a material of compressive strength
45MN/m? from a feed of minus 45 mm, plus 40 mm to a product of 0.50 mm average size?
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