Ask a New Question

A 85-Kg firefighter climbs up a ladder at a constant

A 85-Kg firefighter climbs up a ladder at a constant speed of 2.5 m/s. What average power does the firefighter expend to
1. 2 answers
2. asked by Bob
3. 784 views
A ladder of weight 200 N and length 10 m leans against a smooth wall with no friction. A firefighter of weight 600 N climbs a
1. 2 answers
2. asked by Sarah
3. 1,180 views
In the figure, a uniform ladder of weight 200 N and length 10 m leans against a perfectly smooth wall. A firefighter of weight
1. 1 answer
2. asked by Kate
3. 1,644 views
A ladder 29 feet long leans against a wall and the foot of the ladder is sliding away at a constant rate of 3 feet/sec.
1. 4 answers
2. asked by milly
3. 1,625 views
A ladder 29 feet long leans against a wall and the foot of the ladder is sliding away at a constant rate of 3 feet/sec.
1. 3 answers
2. asked by karthik
3. 2,172 views
A 80 kg firefighter climbs flight of stairs 6 meter high in 10 seconds.How much work is required by the firefighter?
1. 2 answers
2. asked by andro
3. 3,726 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. 1,424 views
* 248. Fig. 3.1 shows a firefighter of total weight 840 N in equilibrium at the top of aladder that is pivoted at point P. I C
1. 0 answers
2. asked by Anonymous
3. 454 views
A 16m long ladder is mounted on a fire truck. The ladder itself has mass 130kg , and at the top is a 32kg basket holding a 83kg
1. 0 answers
2. asked by Aleena
3. 479 views
ladder of mass m and length l leans against a frictionless wall at an angle of 60 degrees. The coefficient of static friction
1. 1 answer
2. asked by katie
3. 955 views