A cement that is used when concrete forms must be removed as soon as possible is Type _____
a. IA
b. II
c. III
d. IV
c
You might also like to view...
The _____ was driven to the brink of extinction due to demand for its feathers to decorate women's hats during the early part of the 20th century
a. California condor b. bald eagle c. whooping crane d. peregrine falcon
Evaporative cooling systems work by:
A) Evaporating refrigerant inside a component called an evaporator. B) Evaporating HFC refrigerants into the air, which reduces the temperature. C) Evaporating the heat out of the air which makes the heat disappear. D) Evaporating water, which reduces the temperature of the air.
Wheel speed in center-type cylindrical grinding is in the range of 5500 to 6500 SFPM. Work speeds, for most part will probably be in the range of ________ SFPM
A) 10 to 50 B) 50 to 100 C) 100 to 150 D) 150 to 200
How is the equivalent length of a duct determined?
A) Add the trunk duct length to takeoff and the branch duct length. B) Add the equivalent lengths of all fittings from blower to register. C) Add the trunk duct length to takeoff with the branch duct length and subtract the equivalent lengths of all fittings used from blower to register. D) Add the trunk duct length to takeoff, the branch duct length, and equivalent lengths of all fittings used from blower to register.