•What is the major fossil fuel impurity?
•
(a) nitrogen
(b) sulfur
(c) carbon
(d) water
b
You might also like to view...
Which sugar is a chemically bonded combination of two other sugars?
a. Sucrose b. Lactose c. Glucose d. Fructose
When 4 V of potential difference is applied across Resistor A, 2 A of current flows through it. When 4 V of potential difference is applied across Resistor B, 1 A of current flows through it. When 12 V is applied across Resistor A, 6 A flows through it, and when 12 V is applied across Resistor B, 3 A flows through it. Which of the following is consistent with this data?
1.Both resistors are not ohmic. 2.Resistor A is ohmic but Resistor B is not. 3.Resistor A is not ohmic but Resistor B is. 4.Both resistors are ohmic.
In an RLC ac circuit the current in the inductor and the current in the resistor are
A. out of phase by 90
with the current in the inductor leading.
B. out of phase by 90
with the current in the resistor leading.
C. in phase with each other.
D. out of phase by an amount proportional to frequency.
E. out of phase by an amount inversely proportional to frequency.
Mesons are always composed of
a. two quarks, one being classified as a quark and the other as an antiquark. b. a quark of one color and an antiquark of the anticolor. c. an up or down quark and a down or up antiquark. d. Two of the above choices are correct.