What is the frictional force on the brick

Assignment Help Physics
Reference no: EM1386508

Q. A 67 kg person sits on a 3.5kg chair. Each leg of the chair makes contact with the floor in a circle that is 1.8 cm in diam. Determine the pressure exerted on the floor by each leg of the chair; Assume the weight is evenly distributed.

Q. A 2.6 kg brick is sitting still on an inclined plane that has an angle of 30 degrees. What is the frictional force on the brick from the inclined plane?

Reference no: EM1386508

Questions Cloud

Find the angular frequency in of the combination : Why must a thermom be calibrated? You have a glass bulb thermom with no markings on it, and a second one marked in degrees Celsius. Describe how you would calibrate the unmarked thermom.
Compute approximately the force constant of the spring : Two speakers, one directly behind the other, are each generating a 295-Hz sound wave. What is the smallest separation distance between the speakers that would produce destructive interference at a listener standing in front of them? Take the speed..
What is the expected value of total profit : Suppose that Total Revenue = 200Q and Total Cost = 80 + 50Q where Q, the quantity sold, is a random variable with expected value 20 and variance 4.
Proofs for existence of god : Which of the proofs for the existence of God discussed this week do you find most persuasive? Why? Is proof for God specific to a given religion or does it apply to all religions whether they're monotheistic or polytheistic?
What is the frictional force on the brick : A 67 kg person sits on a 3.5kg chair. Each leg of the chair makes contact with the floor in a circle that is 1.8 cm in diam. Determine the pressure exerted on the floor by each leg of the chair; Assume the weight is evenly distributed.
Variety of environmental conditions : Suppose that you discover a new plant species that seems to survive under a wide variety of environmental conditions. Explain an effective, but low budget approach to discern.
Determining faerytales and religion : Although it is true that primitive religions are bound to the host culture and cannot survive as a whole when exposed to other civilizations and religions
Problem related to confidence interval of the true mean : A random sample of 10 shafts has an average diameter of 0.2545 inches. a) Construct a 99% confidence interval of the true mean
Existence of god and religion : Is proof for existence of God necessary? Which argument for the existence of God is strongest? Why? Discuss the foundations of the universe and from where did the universe emerge?

Reviews

Write a Review

 

Physics Questions & Answers

  What is magnitude of the force

What is magnitude of the force that a concrete support exerts on the bridge at each end. The cloth exerts a friction force of 0.100 N on the mug and the cloth is pulled with a constant acceleration of 3.00 m/s.

  What is its kinetic energy at the end of the interval

what is its kinetic energy at the end of the interval. How high a tree would a 80 kg person have to climb to increase his gravitational potential energy relative to the ground by that amount.

  What is the rotational inertia for rotation about an axis

A rectangular coil in the plane of the page has dimensions a = 46.00 m and b = 80.00 m. A long wire that carries a current I = 4.50 A is placed directly above the coil. For what value of x is magnitude of flux through the coil a minimum.

  Calculate the amount of potential energy

A runner of mass 51 kg runs around the edge of a horizontal turntable mounted on a vertical, frictionless axis through its center. The runner's velocity relative to the earth has magnitude 3.50 m/s. The turntable is rotating in the opposite direct..

  What is the final temperature

A 1.20 liter flask contains a certain quantity of ideal gas at 305 K. after that an equal number of molecules of the same gas are added to the flask, after which the absolute pressure is 1.30 times its unique value. What is the final temperature.

  Find out the force exerted by the rope on the bucket

A 51 crate, starting from rest, is pulled across a floor with a constant horizontal force of 250 . For the first 11.5 the floor is frictionless, and for the next 11.5 the coefficient of friction is 0.16. what's the final speed.

  What is the electric field between plates

A machinist starts with three identical square plates but cuts one corner from one of them, two corners from the second, and three corners from the third. Rank the 3 plates according to the x coordinate of their center of mass, from smallest to large..

  Find an average magnitude of the induced emf

Find an average magnitude of the induced emf . A bungee jumper, who's mass is 79 kg, jumps from a tall building. After reaching his lowest point, he continues to oscillate up and down, reaching the low point two more times in 8.2 s.

  What is the minimum time necessary for crossing

A person can jump a horizontal distance of 2.82m on Earth, where the free-fall acceleration, g = 9.81 m/s2. How far might the person jump on the moon, where the free-fall acceleration is g/6? How far could the person jump on Mars where the accelerati..

  How many meters will it travel before it stops

If a metric ton is 1.000 x10^e3 kg, how many 74 kg people can safely occupy an elevator that can hold a maximum mass of accurately 1 metric ton.

  What is the speed of truck

A meterstick is at rest in an inertial frame S2. If S2 moves with a speed of 0.7c with respect to a rest frame S1, find the length of the meterstick as measured in frame S1 according to classical physics. Reply in units of m.

  What is the radial distance a projectile reaches

If an astronaut can throw a certain wrench 14 {rm m} vertically upward on earth, how high could he throw it on our moon if he gives it the similar starting speed in both places.

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