A motor enclosure that minimizes the entrance of rain and airborne particles to the electrical parts is considered

_____.

a. drip-proof
b. dust-proof
c. sealed
d. weather-protected


d

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Which of the following fits the description of multiplexing?

A. multiple vehicle computers networked by a data bus B. GPS communications C. vehicle ECM to PC communications D. laptop to vehicle data bus handshake networking

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Hens that lay eggs for hatching are housed in facilities that have _____, designed to keep the eggs clean

A) laying boxes B) racks C) conveyers D) nests made of dry leaves

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Which of the following would most likely be used to plant corn?

a. cultipacker seeder c. no-till grassland drill b. grain drill d. row crop planter

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One method of elevating system liquid pressure is to:

A) Control the vibration of the condenser fan motors. B) Control the pressure of the condenser fan motors. C) Control the operation of the condenser fan motors. D) Control the temperature of the condenser fan motors.

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