What is the most common temperature sensing element used for mechanical thermostats?
A) Magnets B) Bimetal coil C) Mercury bulb D) Warped discs
B
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¿Dónde se ubicaría un separador de aire?
a. En el serpentín de enfriamiento b. Cerca de las bombas c. Al final de la tubería principal d. En cada tubería secundaria
What is the primary fuel used in most nuclear power plants?
a. plutonium c. heavy water b. uranium d. radium
What will be the offset voltage?
A pressure gauge uses four strain gauges to monitor the displacement of a diaphragm. Four active gauges are used in a bridge circuit, Figure P3-11. Gauge factor is 2.5. Resistance of gauges is 100?. Because of the differential pressure on the diaphragm, gauges 
are subjected to tensile strain of (2) 
and gauges 
are subjected to comp. strain of (2)
.
Find offset.
What will be an ideal response?
Applied to agricultural crops, the term lodging refers to ________
A) plants falling over, often as a result of too much N B) plants losing their leaves because of a N imbalance C) short, stubby plants starving for N or S D) infestation with a high number of insect larvae lodged in the fruits or seeds E) pre-mature fruit drop as a result of N deficiency