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A fireman used a ladder

A fireman is standing 25 m due west of the burning building. If the angle of elevation of the ladder is 51°, how long is his
1. 4 answers
2. asked by Anonymous
3. 884 views
A Ladder of length L and mass m leans against wall at angle theta from the vertical. The wall is smooth so that only horizontal
1. 1 answer
2. asked by Mike
3. 1,504 views
A fireman leans a 40-ft long ladder up against a building. The base of the ladder creates an angle of elevation of 32 degrees
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2. asked by Allan
3. 1,100 views
A fireman stood in the middle of a step ladder. He climbed down 4 steps and continued his work. He went down 8 more then back up
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2. asked by Lauren
3. 919 views
To save a woman from a building, a fireman placed a 12-meter ladder against the wall. The foot of the ladder was 2 meters from
1. 1 answer
2. asked by McKenna Louise
3. 414 views
An 83-kg fireman slides down a fire pole. He holds the pole, which exerts 500-N steady resistive force on the fireman. At the
1. 1 answer
2. asked by Iris
3. 1,273 views
The fireman can carry a lady stuck in a building down a 20m ladder in 20 seconds. He uses 160N of force. How much power was
1. 1 answer
2. 49 views
uniform ladder 25 ft long rests against a smooth vertical wall. The ladder weighs 15 Kg. The lower end of the ladder is 15 ft
1. 1 answer
2. asked by dody
3. 1,437 views
A roofer must set up a 40-foot ladder against the side of a house. He sets the ladder so that the distance from the base of the
1. 2 answers
2. asked by TeeKay
3. 796 views
Responding to an alarm, a 100 kg, a fireman slides down a pole to the ground floor, 3.1 m below. The fireman starts at rest and
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2. asked by anonymous
3. 1,041 views