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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
4 answers
asked by
Anonymous
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 answer
asked by
Mike
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
1 answer
asked by
Allan
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
1 answer
asked by
Lauren
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 answer
asked by
McKenna Louise
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 answer
asked by
Iris
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 answer
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 answer
asked by
dody
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
2 answers
asked by
TeeKay
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
1 answer
asked by
anonymous
1,041 views