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There are a few mechanisms. First, the wind going over the upward-pointing roof creates and upward force owing to Bernoulli's principle. The wind may also catch the roof under the eaves or cause a gable to fall inward and pick up the roof from below.
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What kinds of damage can a tornado do to a bridge?
It depends on the type of bridge. Many bridges cave collapsed during strong tornadoes. Some have even been lifted and moved off their supports.
What is blow bye in engine?
Blow bye in an engine is typically the force that comes from the mufflers, commonly referenced to as the hot rod era in the 50s. The "Blow-Bye" refers to the young girls that would stand behind the muscle cars and as the cars took off, the blow from the muffler would lift their skirts.
When you turn off the switch of a blow dryer does that create a series circuit?
No, it opens the circuit so that no current flows.
What is the difference between extrusion blow molding and injection blow molding?
In injection blow molding starting parison is injection molded rather than extruded. In extrusion " " extrusion of parison occurs. There is three steps in injection blow molding: injection, parison and ejection. Tooling cost is higher in injection blow molding. one more, hot knife cut off the resins coming from heating zones before these goes to mold.
When parts of chromosomes are broken off and lost during mitosis or meiosis the result is an?
when parts of chromosomes are broken off and lost during mitosis the results is a chromosomal mutation
When does the tornado siren go off?
Tornado sirens go off when a tornado warning is issued and during their monthly test.
What damage can an F1 tornado do?
An F1 tornado can break windows, strip the surface from a roof and heavily damage a mobile home. Barns will likely be destroyed. Poorly secured roofs may be torn off.
How do tornadoes lift roofs off building using Bernoulli's principle?
The wind of the tornado creates and upward pressure gradient against the roof that works to essentially peel it off.
Why are houses made of wood in Saint Lucia?
It's because there are many tropical storms there so they might blow the roofs off.
What would happen if high speed winds blew over the roofs of the building?
our roofs will blow off and we will loss of shelter . if this happens we will feel very much cold,hot and if rain happens we will be wet
What are roofing ties?
Most home roofs are not attached to the main part of a house. They use gravity and their weight to stay in place. However, if a storm with extremely high winds such as a tornado or hurricane happens, the roof can lift off and blow away. Roofing ties are used to attach the roof to the frame of the house to prevent this.
What can a tornado do to a house?
The degree of damage varies widely. Weak tornadoes can peel away roof tiles and siding and break windows. Strong tornadoes can rip away roofs and walls, sometimes shifting houses off their foundations. Violent tornadoes can levels houses to the ground, or even completely blow them away.
What is an EF2 tornado?
A tornado with estimated winds of 111-135 mph. Damage includes: Roofs torn off frame houses; mobile homes demolished; boxcars overturned; large trees snapped or uprooted; light-object missiles generated; cars lifted off ground.
Are trailer homes safe to live in?
Trailer homes can be safe depending on how well you secure them. You would be better off finding a home that has a strong foundation, which makes it less likely to blow away during a tornado.
How fast would winds be moving in a tornado tore roofs off buildings?
It depends on how well attached the roof is, but it would usually take winds of at least 120 mph (193km/h) to remove the roof of a building. This is in the range of an EF2 tornado.
What is the other materials that pick up dirt by a tornado?
Tornadoes pick up dust and many other materials. The other materials that a tornado is capable of picking up include trees, power poles, the roofs off of houses, and entire mobile homes.
What was the person name who was on top off a house during the hurricane in new Orleans?
there were many, many people on top of their roofs during "Katrina"
