It has been claimed that the frontier acted as a "safety valve" for the East, allowing the discontented and certain immigrantsto begin an alternative life on the frontier. To what extent does this seem to have been true?

What will be an ideal response?


Student answers will vary.

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A veces se utilizan adhesivos para sujetar el ____.

a. acero inoxidable. b. PVC c. FRP d. aluminio

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Which of the following is another way of saying ductile?

A. brittle B. flexible C. fractured D. abrasive

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A Rotary Variable Differential Transformer (RVDT) has a specification on ranges and sensitivities.

Range ±30degrees, linearity error ± 0.5% full range Range ±90degrees, linearity error ±1.0% full range. Sensitivity 1mv/v input per degree What is the error reading in 50 degrees due to non linearity, if the RVDT is used in the ±90 degrees range? What will be an ideal response?

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The mixing valve controls the temperature of water supplied to the

A) radiant loop. B) supply pump. C) boiler. D) cooler.

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