A 70 kg man carrying a 10 kg suit case climbing a ladder of 5 m in two minute, power developed by the man is (g=10 m/s2 ).?

  1. 👍 0
  2. 👎 0
  3. 👁 176
  1. Power = force x distance/time

    force = mass x acceleration
    =(70+10)kg x 10 m s^-2
    distance = 5 m
    time = 2 x 60 s

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    A ladder leans against a building. The angle of elevation of the ladder is 70°. The top of the ladder is 25 ft from the ground. To the nearest tenth of a foot, how long is the ladder?

    asked by TheOneNotHere on June 4, 2014
  2. Physics

    A uniform ladder of mass 30kg and length 5m rest against a smooth vertical wall with its lower end on a rough ground. The coefficient of friction is 0.4.the ladder is inclined at 60 degrees to the horizontal. Find how far a man of

    asked by Steven on October 20, 2018
  3. math

    a man climbing a ladder which is inclined to the wall at an angle of 30 degree. if he ascend at the rate of 2m/s then he approach the wall at the rate of

    asked by suman on August 29, 2014
  4. Constituion

    1. The case of Jones v. Clinton (1997) involved what issue? A. Executive privilege B. War-making authority C. Pardon power D. Executive immunity is it D 2. A president is: A. absolutely immune from suit for executive functions. B.

    asked by Amy on January 30, 2015
  1. math word problems

    A ladder is leaning against a building. The distance from the bottom of the ladder to the building is 9 ft less than the length of the high up the side of the building is the top of the ladder if that distance is 2 ft

    asked by lin on August 1, 2009
  2. calculus

    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. Meanwhile, a firefighter is climbing up the ladder at a rate of 2 feet/sec. When the firefighter has climbed

    asked by milly on February 19, 2016
  3. Physics

    A 6m long uniform ladder which has a mass of 25kg leans with its upper end against a smoorth vertical wall and its lower end on rough horizontal ground. The base of the ladder is 3m from the wall and a man of mass 70kg is two

    asked by Tyrone on October 8, 2014
  4. physics

    The 90-kg man, whose center of gravity is at G, is climbing a uniform ladder. The length of the ladder is 5 m, and its mass is 20 kg. Friction may be neglected. (a) Compute the magnitudes of the reactions at A and B for x =1.5 m.

    asked by Anonymous on November 27, 2017
  1. Advanced Physic

    An 8.5 m extension ladder of mass 24 kg is propped up against a wall, touching at a point 8.0 m above the level ground. A man of mass 75 kg climbs 2.0 m up the ladder to repair a window. The ladder rests against a frictionless

    asked by Anonymous on May 14, 2014
  2. Math

    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 ladder to the wall is 1/5 of the length of the ladder. To the nearest degree, what acute angle does

    asked by TeeKay on October 3, 2014
  3. College Physics

    A 75.0 kg ladder that is 3.00 m in length is placed against a wall at an angle theta. The center of gravity of the ladder is at a point 1.20 m from the base of the ladder. The coefficient of static friction at the base of the

    asked by Ali on October 25, 2010
  4. ap physics b

    A uniform ladder 8.09 m long and weighing 201.0 N rests against a smooth wall. The coefficient of static friction between the ladder and the ground is 0.600, and the ladder makes a 46.0 angle with the ground. How far up the

    asked by helpplz on November 17, 2012

You can view more similar questions or ask a new question.