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Nikitich [7]
3 years ago
9

Why is the newtons law of cooling and explain how to derive it/

Engineering
1 answer:
SIZIF [17.4K]3 years ago
5 0

Answer:

For small temperature difference between a body and its surrounding, the rate of cooling of the body is directly proportional to the temperature difference and the surface area exposed. qf = final temperature of object

Explanation:

hope this helps you sorry if it doesn’t help you

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Andy has applied for a NICET certification for an engineering technologist. How many years engineering technology degree must he
MAXImum [283]

Answer:

Four (4) years.

Explanation:

NICET is an acronym for National Institute for Certification in Engineering Technologies and it is an organization that issues a nationally recognized certification to qualified engineering technologists and technicians in the United States of America. NICET is a non-profit organization that was founded in 1961.

According to NICET, the minimum requirement for a technologist certification is a four (4) year engineering technology degree from an accredited or reputable institution of learning (college or university).

In this scenario, Andy has applied for a NICET certification for an engineering technologist. Andy must hold an engineering degree of four (4) years to be eligible for the certification.

6 0
3 years ago
What Do Solar Engineers Do?
konstantin123 [22]
Plan, design, and implement solar energy projects
7 0
3 years ago
What are the reasons why fine grained of alkali igneous rocks can not be used in cement
Luden [163]

Fine grained of alkali igneous rocks cannot be used in cement because of the volume expansion caused by the Alkali-silica reaction, fine-grained igneous rocks cannot be used as aggregates in cement.

<h3>What does fine grained mean in an igneous rock?</h3>

Extrusive igneous rocks have a fine-grained or aphanitic texture, with grains that are too small to see without a magnifying glass. The fine-grained texture suggests that the rapidly cooling lava did not have enough time to form large crystals. A petrographic microscope can be used to examine these tiny crystals.

The texture of an igneous rock (fine-grained vs coarse-grained) is determined by the rate at which the melt cools: slow cooling produces large crystals, while fast cooling produces small crystals.

The chemical reaction that occurs in both alkali cations and hydroxyl ions in the pore solution of hydrated cement paste and certain reactive silica phases present in concrete aggregates is known as the alkali-silica reaction (ASR).

Learn more about cement on:

brainly.com/question/14323034

#SPJ1

8 0
2 years ago
Hellpppppppppp will give brainliest just help!!!!!!
aliya0001 [1]
Turbooooooooooi


Hope it helps Mister
3 0
3 years ago
Air, at a pressure of 700 kPa and a temperature of 80°C, flows through a convergent– divergent nozzle. The inlet area is 0.005 m
vodomira [7]

Answer: The complete part of the question is to find the exit velocity

Explanation:

Given the following parameters

Inlet pressure = 700kpa

outlet pressure = 40kpa

Temperature = 80°C = 353k

mass flow rate =  1 kg/s

The application of the continuity and the bernoulli's equation is employed to solve the problem.

The detailed steps and the appropriate formula is as shown in the attached file.

7 0
4 years ago
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