Find the magnitude of the normal force of the roof on worker

Assignment Help Physics
Reference no: EM13711143

Problem: A construction worker with a weight of 900N stands on a roof that is sloped at 16 degrees.

Part A: What is the magnitude of the normal force of the roof on the worker?

I need help to find the magnitude of the normal force of the roof on the worker and express your answer to two significant figures and include the appropriate units.

Reference no: EM13711143

Questions Cloud

Determine the dielectric constant of the material : Assuming that this single capacitor has the same geometry as each of the other three capacitors, determine the dielectric constant of the material with which it is filled
How high will it rise : A 16 kg block is held against a spring, with spring constant k = 25 N/cm. How high will it rise
What is the electric force on a positive charge : A charge B with Qb=-2 x 10-19 C and a dipole with charges +q and -q separated by s=0.05mm contribute to a net electric field that vanishes completely at location A. What is the electric force on a positive charge of Q=+2 x 10-5 C placed at position..
By how much does the spring stretch : Light spring having a force constant of 130N/m is used to pull a 12.0 kg sled on a horizontal frictionless ice rink. By how much does the spring stretch
Find the magnitude of the normal force of the roof on worker : A construction worker with a weight of 900N stands on a roof that is sloped at 16 degrees. What is the magnitude of the normal force of the roof on the worker
Calculate what is the rat mass : A biologist is studying the growth of rats in an orbiting space station. To determine a rat's mass, she puts it in a 330g cage, attaches a spring scale, and pulls so that the scale reads 0.42N. what is the rat's mass
Find what is the angle : Raindrops are falling straight down at 12 m/s when suddenly the wind starts blowing horizontally at a brisk 4.0 m/s. From your point of view, the rain is now coming down at an angle. What is the angle
How much time does the block need to stop : A bullet of mass 50 g is shot with speed 250 m/s at a wooden block of mass 350 g at rest as shown in the picture. The bullet sticks in the block. How much time does the block (with the bullet in it) need to stop after being shot
Determine the change in electric potential energy : A computer monitor accelerates electrons and directs them to the screen in order to create an image. find the change in electric potential energy for an electron that moves from one accelerating plate to the other

Reviews

Write a Review

Physics Questions & Answers

  Compute the total distance travelled and average speed

Through 5 successive 1.04 min intervals, a runner moves at the following constant speeds: 0.405 km/min, 0.220 km/min, 0.160 km/min, 0.163 km/min, and 0.323 km/min. compute the total distance travelled and average speed.

  Find the x-component of the alligator''s center of gravity

Suppose a 400-kg alligator of length 3.7 m is stretched out on a board of the same length weighing 95 N. If the board is supported on the ends as shown in the figure, and the scale reads 1,686 N, find the x-component of the alligator's center of grav..

  Find its velocity at the time of interception

The United States and South Korean soccer teams are playing in the first round of the World Cup. find its velocity at the time of interception

  What is its speed in this smaller section

Water flowing through a pipe suddenly comes to a section of pipe where the pipe diameter decreases to 86% of its previous value. what is its speed in this smaller section

  What force must the man apply to his partner

In the figure the man hanging upside down is holding a partner who weighs 505 N. what force must the man apply to his partner in the straight-down position

  What is the magnitude of the charge on each sphere

A certain type of laser emits light that has a frequency of 5.2 x 10^14 Hz. The light, however, occurs as a series of short pulses, each lasting for a time of 2.7 x 10-11 s. How many wavelengths are there in one pulse.

  What is the least amount of force you must exert

A bolt is to be tightened with a torque of 8.0 Nm. what is the least amount of force you must exert

  Determine the diameter of the football players piston

A 57.0 kg cheerleader uses an oil-filled hydraulic lift to hold four 130 kg football players at a height of 1.20 m. what is the diameter of the football players' piston

  Calculate the x and y components

Two test charges are located in the x-y plane. If q1 = -2.30 nC and is located at x = 0.00 m, y = 1.040 m and the second test charge has magnitude of q2 = 4.00 nC and is located at x = 1.20 m, y = 0.750 m, calculate the x and y components

  Determine the impedence of the air conditioner

An air conditioner connected to a 105 V rms ac line is equivalent to a 13.4 capital omega resistance and a 1.18 capital omega inductive reactance in series. What is the impedence of the air conditioner

  Find at what time will the magnitude of the velocity be

A particle's constant acceleration is north at 113 m/s2. At t = 0, its velocity vector is 55.6 m/s east. At what time will the magnitude of the velocity be 101 m/s

  What is the tension in the cables

A 20 kg loudspeaker is suspended 2.0m below the ceiling by two cables that are 30 degrees from vertical. what is the tension in the cables

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd