Steam turbine engines were an important development in the late 1800s because ____
a. they operated with a low pressure system that was safer than what was used before
b. their spinning action was almost soundless
c. they allowed boats to travel at speeds over 100 knots
d. they became the main source of electricity production in the U.S.
D
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_________ works by stopping the action of an enzyme that serves a vital role in the production of certain amino acids
Fill in the blank(s) with correct word
Quantum theory describes electromagnetic radiation as consisting of particles called ____, which are energy packets that move at the speed of light.
A. protons B. photons C. hadrons D. qubits
Manifold sizes represent a compromise. They must have a cross-section large enough to allow charge flow for a maximum amount of ________
A) Flow resistance B) Speed C) Torque D) Power
Wiring diagrams are usually found where?
A) Lubrication guide B) Owners manuals C) Lubrication guide D) Factory service manual