Explain reproductive capacity in the context of cows.
What will be an ideal response?
Reproductive capacity means that cows must be able to produce and raise healthy calves at least once annually. If a cow fails to become pregnant shortly after her calf is raised, time and effort are lost. Cows can fail to conceive due to reproductive or other issues. Females, for example, should have sufficient pelvic capacity to allow passage of a calf through the birth canal. Males, for their part, should be able to mount females with ease_
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When ordering fixture trim, you must consider and determine which of the following?
a. quantity b.type c. style of the items d. all of the above
Answer the following statement(s) true (T) or false (F)
1. Two-wire motor control circuits are extremely complex motor control circuits. 2. Two-wire motor control circuits are called two-wire because there are only two control circuit wires between the motor starter and the control device(s). 3. Pilot devices control the motor starter control coil. 4. A pilot device is the term given to any two-wire control circuit component that mechanically closes and opens its control contacts, depending on the state of the medium it is measuring. 5. Two-wire control provides both no-voltage drop-out protection, or low-voltage drop-out protection.
A vapor-compression cycle uses Freon® 22 as the refrigerant. The fluid leaving the boiler is saturated vapor at T = 253.15 K. The fluid leaving the condenser is saturated liquid at T = 303.15 K. The compressor has an efficiency of 80 %. What is the coefficient of performance of the cycle?
A. 5.1 B. 3.9 C. 2.9 D. 3.6 E. Insufficient information to solve
The most common type of fire extinguisher on a job site is ABC.
Answer the following statement true (T) or false (F)