Classify the trusses in Figure P4.1 as stable or unstable. If stable, indicate if determinate or indeterminate. If indeterminate, indicate the degree of indeterminacy.
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La tubería de hierro fundido generalmente se corta con un(a):
a. sierra alternante. b. soplete de corte. c. cortador de tubería de desagüe. d. sierra para metales.
A one-ton window air conditioner (12 000 Btu/h) is installed in a mobile home. If all the following appliances were operating for one hour, what fraction of the unit’s capacity would be needed to remove the heat generated by four 150 W lamps, six 100 W lamps, two 75 W lamps, a 500 W refrigerator, an 900 W oven, and four people watching TV (120 W)? How many kilowatt-hours of electric energy are used during each hour for these conditions? What is the hourly cost to the mobile home owner if electricity costs $0.10/kWh? Note: The average heat output of a person at rest is 480 Btu/h.
What will be an ideal response?
Erysipelas is an infectious bacterial disease that is also known as _____
a. swine rabies b. Aujesky's disease c. red diamond disease d. mad cow disease
Temperature must be raised immediately after death to kill microorganisms and minimize protein degradation.
Answer the following statement true (T) or false (F)