« previous next »

Author Question: The bar system of pressure measurement is used primarily: A) In third-world countries where ... (Read 51 times)

Metfan725

  • Hero Member
  • *****
  • Posts: 552
on: Jul 24, 2018
The bar system of pressure measurement is used primarily:
 
  A) In third-world countries where regular pressure gauges are too costly.
  B) In the United States.
  C) By countries on the SI system.
  D) In countries with a high per capita consumption of alcoholic beverages.

Question 2

Calculate the amount of heat in BTU required to change the temperature of 10 lb of copper from 100F to 150F. The specific heat of copper is 0.09 BTU/lb.
 
  A) 10 lb  50F  0.09 BTU/lb = 45 BTU
  B) 10 lb  50F = 500 BTU
  C) 10 lb  0.09 BTU/lb = 0.9 BTU
  D) The amount of heat required cannot be calculated using the information given.


frejo

  • Sr. Member
  • ****
  • Posts: 349
Reply #1 on: Jul 24, 2018
Answer to Question 1

C

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

A technician-made adapter used to test exhaust system back pressure. A technician-made adapter used to test exhaust system back pressure.
A lack of fuel flow could be due to a restricted fuel-pressure regulator. Notice the fine screen ... A lack of fuel flow could be due to a restricted fuel-pressure regulator. Notice the fine screen ...
Finger pressure to a trigger point. Finger pressure to a trigger point.
Oil the World’s Most-Used Fuel Oil the World’s Most-Used Fuel
Arteries as Pressure Reservoirs Arteries as Pressure Reservoirs
Ontario's electricity system four key components Ontario's electricity system four key components
Video: Leukemia

For a complete list of videos, visit our video library