For an open channel with a given slope, if the roughness is decreased

a. The flow rate in the channel will increase

b. The flow rate in the channel will remain the same

c. The flow rate in the channel will decrease

Explain under what circumstances earthworm channels might increase downward saturated water flow, but not have much effect on the leaching of soluble chemicals applied to the soil.

When a specific property is multiplied by the mass of the system the results is always an intensive property. a) True b) False

36. Technician A says that whenever drum brake shoes are being replaced, the drum brake hardware should be cleaned in a parts washer and re-used.

A cylindrical bar of metal having a diameter of 20.2 mm and a length of 209 mm is deformed elastically in tension with a force of 50500 N. Given that the elastic modulus and Poisson's ratio of the metal are 65.5 GPa and 0.

The first law of motion describes the principle of

Define the terms marker

If 6 men or 8 women can finish a work in 12 days, 9 men and 12 women will finish the work nearly?

5) A 80-kg man has a total foot imprint area of 480 cm2. Determine the pressure this man exerts on the ground if (a) he stands on both feet and (b) he stands on one foot.

A car with an initial speed of 50 km/h accelerates at 5000 km/h2 along a straight road. a. How long will it take to reach a speed of 120 km/h?

If high beam headlights are used improperly, it could cause glare for an oncoming driver or reduce their visibility greatly, increasing the possibility of a collision. a) b) True False