18) All these statements about simple trusses are true EXCEPT: * OA) A simple truss is a triangular structure in one plane, expandable by the addition of two members and a joint. B) A simple truss is used in structural engineering as a means of structural support. OC) A rectangular cell within a simple truss will still guarantee the same stability. D) Simple trusses can be joined together to form a compound truss.

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Hi please solve this question , please prepare clear FBD , stating forces clearly.

 

 

17) Which of the following is true about both cooling systems and heating systems?: *
A) Both cooling systems and heating systems heat air and circulate this air around the house.
OB) Both cooling systems and heating systems function on the principle that heat moves from
a warmer area to a cooler area.
OC) Both heating systems and cooling systems use refrigerant to change the air temperature.
OD) Both heating systems and cooling systems require a thermostat to function.
18) All these statements about simple trusses are true EXCEPT: *
OA) A simple truss is a triangular structure in one plane, expandable by the addition of two
members and a joint.
© B) A simple truss is used in structural engineering as a means of structural support.
OC) A rectangular cell within a simple truss will still guarantee the same stability.
OD) Simple trusses can be joined together to form a compound truss.
Transcribed Image Text:17) Which of the following is true about both cooling systems and heating systems?: * A) Both cooling systems and heating systems heat air and circulate this air around the house. OB) Both cooling systems and heating systems function on the principle that heat moves from a warmer area to a cooler area. OC) Both heating systems and cooling systems use refrigerant to change the air temperature. OD) Both heating systems and cooling systems require a thermostat to function. 18) All these statements about simple trusses are true EXCEPT: * OA) A simple truss is a triangular structure in one plane, expandable by the addition of two members and a joint. © B) A simple truss is used in structural engineering as a means of structural support. OC) A rectangular cell within a simple truss will still guarantee the same stability. OD) Simple trusses can be joined together to form a compound truss.
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