For compacting soil in trenches, an effective tool is the _____.


a. rubber-tired roller
b. vibrating-plate compactor
c. smooth steel-wheeled roller
d. segmented pad roller


b. vibrating-plate compactor

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What are the limitations of Femto cells? Can you conceive of them as a wireless heterogeneous network? Explain clearly.

What will be an ideal response?

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A capacitor-start, induction-run motor called a(n) ____ motor is frequently used for installations requiring higher starting torque than is available from the resistance split-phase motor.

A. induction split-phase B. single-phase C. capacitor resistance-start D. capacitor split-phase

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Technician A says that biodiesel has a short shelf life compared with petroleum sourced diesel fuel. Technician B says that degraded biodiesel can result in costly fuel problems. Who is correct?

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

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What type of water is used in pre-mixed coolant?

A) Recycled water B) Tap water C) De-mineralized water D) Distilled water

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