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Which field of engineering focuses on construction of structures such as dams roads and buildings?
civil engineering
What are the 5 disadvantages of simple machine?
It is expensive to repair
Because the new machines were expensive to build most were owned by?
capitalist
What are the bad things about reinforced concrete?
It is quite expensive and isn't very god for the environment, it lets of emmisions into the atmosphere and is very ugly, yet it is veruy reliable and strong. Go subflooring instead.
Why are robots expensive?
Toy robots can be found under $50. A Roomba floor cleaning robot retails for about $150. Industrial robots can cost many thousands of dollars.
Are dams expensive to build?
Depends on how big they are.
What are some positives and negatives to building dams?
positive-it does not cause pollution.negative- it is expensive to build and hard (takes years)!
Is hydro power expensive?
Hydro power is expensive up front in a large scale but eventually pays for itself. This is particularly true with hydroelectric dams which power large areas.
Where can one buy a dental dam?
You can purchase dental dams online through mass retailers like amazon.com and medical or healthy supply websites. Dental dams can be expensive so be sure to shop around to get the best deal.
What are 2 positive point and 1 negative point about dams?
They are a useful energy sourceThey cause no pollution when producing energyThey are expensive to build
Does hydroelectric power is expensive and creates air pollution?
no, in fact it is very cheap and creates no polution whatsoever.....but the dams are hard to take down though..
What are positive dams?
dams
How many dams are there in Tasmania?
there are about 50 dams
What are some of the drawbacks of building Flood-Control Dams?
Some drawbacks of building flood-control dams include altering natural river ecosystems, disrupting fish migration patterns, and causing downstream erosion due to decreased sediment flow. Additionally, dams can displace communities and impact water quality and availability downstream.
3 positive and 3 negative things about dams?
Some positive things about dams include (but are not limited to) the following: * Provide protection against flooding * Provide a mechanism to create electricity * Provide a feeding-point for man-made bodies of water Some negative things about dams include (but are not limited to) the following: * Are expensive to build * Are good targets for terrorist activity * When compromised must be completely rebuilt
How many dams does the river Rhine have?
how many dams in the river rhine11 dams whith hydropower stations .
Are masonry dams also called as gravity dams?
no
