Hand and power tool safety is being discussed. Technician A says when a chisel is not being used, it should be placed in your pocket. Technician B says a two-prong electrical plug may be installed on the end of an electric drill power cord. Who is correct?

A. A only
B. B only
C. Both A and B
D. Neither A nor B


Answer: D

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Las paredes de lechada se excavan con _____.

a. una pala excavadora b. un barreno largo y una cuchara excavadora c. una cuchara bivalva d. una tolva

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Given: Small town with three transportation analysis zones, and origin-destination survey results. Provide a trip distribution calculation using the gravity model for two iterations; assume Kij = 1. The following table shows the number of productions and attractions in each zone:


The survey’s results for the zones’ travel time in minutes were as follows:

The following table shows travel time versus friction factor.


What will be an ideal response?

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What is true of ULEV vehicles?

A) ULEV is a California standard emphasizing low HC emissions B) They meet a higher standard than LEV vehicles C) Both A and B D) Neither A nor B

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Should heating and cooling coil exterior surfaces ever be cleaned?

What will be an ideal response?

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