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20.A firefighter spraying water on a fire stood on the

20.A firefighter spraying water on a fire stood on the middle of a ladder. The smoke lessened, so she moved up 3 rungs . It got
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2. asked by Indica
3. 590 views
Firefighter hose must be fired from a distance because of some obstacles if the water spiller city is 30 m/s angled 45 degrees
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2. asked by Nicole
3. 300 views
A firefighter stood on the middle rungs of a ladder ,spraying water on a burning house. He then climbed up 6 rungs before the
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2. asked by Thanh
3. 1,426 views
A firefighter stood on the middle rungs of a ladder ,spraying water on a burning house. He then climbed up 6 rungs before the
1. 3 answers
2. asked by Thanh
3. 1,573 views
A 75kg firefighter slides down a 2.5m fire pole from rest. It takes the firefighter 1.8s to reach the ground. If the firefighter
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2. asked by Anonymous
3. 546 views
A 75kg firefighter slides down a 2.5m fire pole from rest. It takes the firefighter 1.8s to reach the ground. If the firefighter
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2. asked by Anonymous
3. 515 views
A 75kg firefighter slides down a 2.5m fire pole from rest. It takes the firefighter 1.8s to reach the ground. If the firefighter
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2. asked by Anonymous
3. 569 views
when a fire hose is hook up to a water supple and the water is turn on the it frequently takes a firefighter to control the
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2. asked by blaz3
3. 707 views
The pressure in a fire hose is 20 atm. How high can a firefighter spray water from this hose?One atm is about 1×105 Pa. The
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2. asked by matt
3. 449 views
The pressure in a fire hose is 20 atm. How high can a firefighter spray water from this hose?One atm is about 1×105 Pa. The
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2. asked by Willie
3. 430 views