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NikAS [45]
3 years ago
7

Preheat and postheating are necessary when welding gray cast iron. * True False

Engineering
1 answer:
Zepler [3.9K]3 years ago
5 0
True will be your answer have a great day
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Which one of the following is not an economic want?
Nostrana [21]

The available options are:

a. Want for a television set

b. Want for medical attention

c. Want for friendship

d. Want for new clothing

Answer:

Want for friendship

Explanation:

Given that economic want is what humans desire to have or possess such that they pay money to acquire them.

Hence, from the available options "want for friendship " is not economic want because it can't be bought with money, while other options can be bought with money or monetary transaction.

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Print reading for industry unit 9 review questions
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A pump is used to deliver water from a lake to an elevated storage tank. The pipe network consists of 1,800 ft (equivalent lengt
Nataly_w [17]

Answer:

h_f = 15 ft, so option A is correct

Explanation:

The formula for head loss is given by;

h_f = [10.44•L•Q^(1.85)]/(C^(1.85))•D^(4.8655))

Where;

h_f is head loss due to friction in ft

L is length of pipe in ft

Q is flow rate of water in gpm

C is hazen Williams constant

D is diameter of pipe in inches

We are given;

L = 1,800 ft

Q = 600 gpm

C = 120

D = 8 inches

So, plugging in these values into the equation, we have;

h_f = [10.44*1800*600^(1.85)]/(120^(1.85))*8^(4.8655))

h_f = 14.896 ft.

So, h_f is approximately 15 ft

7 0
3 years ago
Make a proposal to add a small pizza shop to a historical part of town. How could it be designed to “fit” into the area?
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It could be designed because if we had a small little pizza shop it would save our problems of going through all the trouble just for pizza
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A Service Schedule is...
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Answer:

option c

Explanation:

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