Which micronutrient element is found in the greatest quantity in most soils?
A) Cu B) B C) Mn D) Zn E) Fe
E
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A mason should first brush all of the head joints _____ to remove excess mortar.
A. before the mortar is struck B. with a firm brush C. horizontally D. vertically
What electrical principle is used by a non-contact type of throttle position sensor (TPS)?
A. inductive pulse generator B. potentiometer C. Hall-effect D. piezoelectricity
Hydrokinetic power ____
a. harnesses the energy found in flowing water and waves b. works by virtue of an impoundment of water behind a dam c. can be used by wave action but not by flowing rivers d. can be used by flowing rivers but not in a marine environment
____________________ helps the solder alloy flow around the connections. It cleans the component leads of oxide and film, allowing the solder to adhere.
Fill in the blank(s) with the appropriate word(s).