A house painter stands 3.00 m above the ground on a 5.00-m-long ladder that leans against the wall at a point 4.70 m above the ground. The painter weighs (6.60x10^2) N and the ladder weighs (1.900x10^2) N. Assuming no friction between the house and the upper end of the ladder, find the force of friction, in units of N, that the driveway exerts on the bottom of the ladder. Give your answer with three significant figures.

A house painter stands 3.00 m above the ground on a 5.00-m-long ladder that leans against the wall at a point 4.70 m above the ground. The painter weighs (6.60x10^2) N and the ladder weighs (1.900x10^2) N. Assuming no friction between the house and the upper end of the ladder, find the force of friction, in units of N, that the driveway exerts on the bottom of the ladder. Give your answer with three significant figures.

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter14: Static Equilibrium, Elasticity, And Fracture

Section: Chapter Questions

Problem 64PQ: A One end of a metal rod of weight Fg and length L presses against a corner between a wall and the...

See similar textbooks

Similar questions

A One end of a metal rod of weight Fg and length L presses against a corner between a wall and the floor (Fig. P14.64). A rope is attached to the other end of the rod. Find the magnitude of the tension in the rope if the angle between the rod and the rope is 90.
2.30 m long and has a mass m = 15.0 kg. It leans at rest against a smooth wall making an angle 0 = 29.0° with the wall as shown on the left. The coefficient of static friction between the floor and the ladder is u, = 0.675, while the coefficient of kinetic friction is u, = 0.439. What is the 2. A ladder is L force between the wall and the ladder? Hsi Hk
A plank which weighs 2.00 x 102 N with a length of 8.00 m is connected to a wall as seen in the figure below. The one end of the plank is held horizontally by a rope that makes an angle of 53.0° with the plank. A man stands 2.00 m from the wall. Calculate the tension in the rope as well as the magnitude and direction of the force applied by the wall on the plank, if the man weighs 6.00 x 102 -N. 3.0% K00 m
A house painter stands 3.00 m above the ground on a 5.00-m-long ladder that leans against the wall at a point 4.70 m above the ground. The painter weighs (6.40x10^2) N and the ladder weighs (1.850x10^2) N. Assuming no friction between the house and the upper end of the ladder, find the force of friction, in units of N, that the driveway exerts on the bottom of the ladder. Give your answer with three significant figures.
A 14.0 m uniform ladder weighing 480 N rests against a frictionless wall. The ladder makes a 55.0°-angle with the horizontal. (a) Find the horizontal and vertical forces (in N) the ground exerts on the base of the ladder when an 850-N firefighter has climbed 4.10 m along the ladder from the bottom. horizontal force magnitude 342.35 direction vertical force magnitude direction towards the wall up m N ✪ N (b) If the ladder is just on the verge of slipping when the firefighter is 9.10 m from the bottom, what is the coefficient of static friction between ladder and ground? (c) What If? If oil is spilled on the ground, causing the coefficient of static friction to drop to half the value found in part (b), what is the maximum distance (in m) the firefighter can climb along the ladder from the bottom before the ladder slips?
A 240-kg uniform steel beam 7.75 m in length rests against a frictionless vertical wall, making an angle of 60.0° with the horizontal. A 72.0-kg construction worker begins walking up the beam. The coefficient of static friction between the beam and the ground is 0.750. What are the horizontal and vertical forces exerted on the beam by the ground when the worker has walked 3.00 m along the beam? (Enter the magnitude.) fhorizontal= fvertical=
A 16.0-m uniform ladder weighing 510 N rests against a frictionless wall. The ladder makes a 57.0° angle with the horizontal. (a) Find the horizontal and vertical forces the ground exerts on the base of the ladder when an 850-N firefighter has climbed 3.90 m along the ladder from the bottom. Horizontal force: magnitude direction Vertical force: magnitude direction towards the wall up N ✓✓ N (b) If the ladder is just on the verge of slipping when the firefighter is 8.70 m from the bottom, what is the coefficient of static friction between ladder and ground?
35.0° Dinysics Demos SuDDly Co. The pole is held horizontally by a massless wire under 305 N of tension, connected at a 35° angle. A 8 kg sign hangs from the end of the 4 meter pole. The pole has mass 4 kg. How far away is the wire is attached from the wall? Answer in meters to 3 sig figs.
A 1,000-N uniform boom at o = 58.5° to the horizontal is supported by a cable at an angle 0 = 31.5° to the horizontal as shown in the figure below. The boom is pivoted at the bottom, and an object of weight w = 1,950 N hangs from its top. Pivot (a) Find the tension in the support cable. 1.28012 Your response differs from the correct answer by more than 10%. Double check your calculations. kN (b) Find the components of the reaction force exerted by the pivot on the boom. (Assume the positive x-direction is to the right and the positive y-direction is upward. Include the sign of the value in your answer.) horizontal component kN vertical component kN
A house painter stands 3.00 m above the ground on a 5.00-m-long ladder that leans against the wall at a point 4.70 m above the ground. The painter weighs 698 N and the ladder weighs 106 N. A) Assuming no friction between the house and the upper end of the ladder, find the force of friction that the driveway exerts on the bottom of the ladder. If the force of friction is away from the wall, enter a negative value and if the force of friction is toward the wall, enter a positive value.in N
A 1 150-N uniform boom at p = 69.5° to the vertical is supported by a cable at an angle 0 = 20.5° to the horizontal as shown in the figure below. The boom is pivoted at the bottom, and an object of weight m 1 975 N hangs from its top. m (a) Find the tension in the support cable. 1.64 X Your response differs from the correct answer by more than 10%. Double check your calculations. kN (b) Find the components of the reaction force exerted by the floor on the boom. horizontal component magnitude KN vertical component direction ---Select--- V magnitude direction ---Select--- V - KN
A uniform horizontal beam 5.00 m long and weighting 3.03 102 N is attached to a wall by a pin connection that allows the beam to rotate. Its far end is supported by a cable that makes an angle of 53.0° with the horizontal (Figure (a)). If a person weighing 6.05 102 N stands 1.60 m from the wall, find the magnitude of the tension in the cable and the force exerted by the wall on the beam. T = N Rx = N Ry = N