Which is a preventive measure to prevent hazards while working with power lines

Base course aggregate has a target dry density of 119.7 lb/cu ft in place. It will be laid down and compacted in a rectangular street repair area of 2000 ft * 48 ft * 6 in. The aggregate in the stockpile contains 3.1% moisture.

An automobile engine consumes fuel at a rate of 22 L/hr and delivers 50kW of power to the wheels. If the fuel has a heating value of 44,000 kJ/kg and adensity of 2 g/cm3, determine the efficiency of this engine.

User Location: Inside Viewport Viewport Location: Fresh Viewport in downtown San Fransisco, California Query: [Burger King] Result: Burger King (located just outside the Fresh Viewport) What steps should you take to rate this result?

Write down the equation for the stoichiometric combustion of propane (C3H8).

True or false 1. The detonation of a low explosive produces a pressure wave that travels at less than 340 m/s. Obj. 5.2

1. What types of fire can plain water be used on?

Pressurized steam at 400 K flows through a long, thin-walled pipe of 0.6-m diameter. The pipe is enclosed in a concrete (stone mix) casing that is of square cross section and 1.75 m on a side.

If traffic is approaching on your left and there is a child riding a bike to your right, you should: A. Move closer to oncoming traffic B. Move closer to the bicyclist C. Pull over until the road is clearer

Alloy parts were cast with a sand mold that took 160 secs for a cube-shaped casting to solidify. The cube was 50 mm on a side. (a) Determine the value of the Chvorinov's mold constant.

Critically analyse a common engineered product in terms of the materials used, the processes required to manufacture the product, and the historical context of the material leading to its present form