Hubbed and hubless cast iron pipe are cut using the same methods.
Answer the following statement true (T) or false (F)
True
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In the following, take 
and 
for nitrogen gas:
(a) Three moles of nitrogen at 30°C, contained in a rigid vessel, is heated to 250°C. How much heat is required if the vessel has a negligible heat capacity? If the vessel weighs 100 kg and has a heat capacity of 
how
much heat is required?
(b) Four moles of nitrogen at 200°C is contained in a piston/cylinder arrangement. How much heat must be extracted from this system, which is kept at constant pressure, to cool it to 40°C if the heat capacity of the piston and cylinder is neglected?
The most common types of electrical meters used are the volt-ohm-milliammeter and the ____________________.
Fill in the blank(s) with the appropriate word(s).
Hepatitis can be caused by contact with _____
A) lead B) asbestos C) blood D) chemicals
When forming an isometric drawing, all horizontal planes are represented by a 40 angle, and vertical lines represent all vertical planes.
Answer the following statement true (T) or false (F)