The typical commercial iron product is called ____ iron.
A. pig
B. horse
C. cow
D. rooster
Answer: A
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Explain the purpose of the fuel rail pressure sensor in direct fuel injection systems.
What will be an ideal response?
An elevator rated at 1,500 lbs. would be marked to carry a maximum of ____ people.
A. 8 B. 10 C. 15 D. 20
The volume of a cylinder is given by 
where r is the radius of the cylinder and h is the height. Assume the radius, in cm, is lognormal with parameters 
= 1.6 and 
= 0.04, the height, in cm, is lognormal with parameters 
= 1.9 and 
= 0.05 and that the radius and height are independent.
a. Show that V is lognormally distributed, and compute the parameters 
b. Find P(V < 600).
c. Find P(500 < V < 800).
d. Find the mean of V.
e. Find the median of V.
f. Find the standard deviation of V.
g. Find the 5th percentile of V.
h. Find the 95th percentile of V.
If a 330 ? resistor, 270 ? resistor and 68 ? resistor are connected in parallel, what is the approximate value for RT?
A) 68 ? B) 22 ? C) 47 ? D) 668 ?