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koban [17]
4 years ago
6

A disk‑shaped part is to be cast out of aluminum. The diameter of the disk = 401 mm and its thickness = 25 mm. If the mold const

ant = 1.9 sec/mm2 in Chvorinov's rule, how long will it take the casting to solidify (in the unit of seconds)?
Engineering
1 answer:
kupik [55]4 years ago
3 0

Answer:    

  w

Explanation:

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A woman has been promoted at work. She is married, has a master's degree, over 10 years of experience, and no children. She lear
hoa [83]

Answer:

Feminism

Explanation:

The differences in salary is here based on gender differences. Feminists take a role in ensuring that their female counterparts are equally paid as per their work experience and level of education. Although commonly misunderstood, feminism theory seeks equity for both male and female in an organization.

4 0
4 years ago
The rate of energy transfer by work is called power. a)-True b)-False
Pie

Answer:

Yes the statement is true.

Explanation:

Power is defined as the rate at which energy is transferred by an object on account of work done.

Mathematically

Power=\frac{dE}{dt}

An object that does work loses it's energy while an object on which work is done gains energy.

Power is often dependent on the type of energy transfer thus we have Electrical Power, Mechanical Power depending on the type of energy involved in the system.

Concept of power is important since it gives us a measure of how fast energy can be derived to given to a system.

5 0
3 years ago
Which of the following is not an example of heat generation? a)- Exothermic chemical reaction in a solid b)- Endothermic Chemica
Sav [38]

Answer:

b) Endothermic Chemical Reactions in a solid

Explanation:

Endothermic reactions consume energy, which will result in a cooler solid when the reaction finishes.

8 0
3 years ago
When will stemuless checks come I was told not to file my taxes because I get a pension check every month direct deposit money i
Keith_Richards [23]

The IRS and the U.S Department of the treasury declared that social security recipients are not required to file a simple tax return to receive stimulus payments under the CARES Act.

Explanation:

Due to the impact of corona virus problem, the CARES Act calls for stimulus payment to be sent to Americans based on their gross income.

The Social security recipients are not required to file a tax return and do not take action and they will receive the payments directly to their bank accounts.

The Automatic payments will begin by next week. The eligible taxpayers who filed tax returns for 2019  or 2018 and chose direct deposit for their refund will automatically receive a stimulus payment of  $1,200 for individuals or $2,400 for married couples and $500 for each qualifying child.

7 0
4 years ago
What is ductile to brittle transition temperature (DBTT)?
vova2212 [387]

Answer: The answer is given below

Explanation:

Ductile to brittle transition temperature (DBTT) is the temperature when there is a pronounced reduction in the ability of a material to absorb force without being fractured.

It shuld be noted that when this happens, the material transitions from ductile to brittle which is known as ductile to brittle transition temperature(DBTT).

DBTT

7 0
3 years ago
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