Answer the following statement(s) true (T) or false (F)

The vertical cross hair of a telescope is helpful to measure vertical angles with a builders level.


ANS: F

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Two factors that influence the selection of a water heater are:

a. color of tank and type of fuel available b. type of fuel available and energy costs associated with fuel c. energy costs associated with fuel and time to install d. time to install and type of fuel available

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Air compressor ____________________ is dependent on the number of tools that will be in use in the shop at one time and their air requirements.

Fill in the blank(s) with the appropriate word(s).

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People opposed to animal use in research contend that computer models and cultures are better options

Indicate whether the statement is true or false

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Starting methods for single-phase motors involve disconnecting the start winding of a split-phase motor when the motor reaches about ____ percent of its rated speed.

A. 45 B. 55 C. 65 D. 75

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