Determining the reactions at the hinges

Assignment Help Physics
Reference no: EM13878835

A 30-kg cover for a roof opening is hinged at corners A and B. The roof forms s an angle of 30o with the horizontal, and the cover is maintained in a horizontal position by the brace CE. Determine

(a) The magnitude of the force exerted by the brace,

(b) The reactions at the hinges. Assume that the hinge at A does not exert any axial thrust.

1759_reactions at the hinges.jpg

Reference no: EM13878835

Questions Cloud

Work out a problem to determine earnings, : Work out a problem to determine earnings, cash flows, and the NPV.
Assuming that total joint costs : Refer to the facts in Exercise 11-39. In Exercise, Douglas manufactures four grades of lubricant, W-10, W-20, W-30, and W-40, from a joint process. Additional information follows:
Internal rate of return (irr) and npv : What is the relationship between Internal rate of return (IRR) and NPV?
Identifies a gap in knowledge of the subject matter : Describe in detail the design of the study, which might include a brief protocol description for how the study was conducted and a rationale as to why the selected design provides the best measurements.
Determining the reactions at the hinges : A 30-kg cover for a roof opening is hinged at corners A and B. The roof forms s an angle of 30o with the horizontal, and the cover is maintained in a horizontal position by the brace CE. Determine
Discuss the pros and cons of each financial tool-npv : Discuss the pros and cons of each financial tool-NPV, IRR, payback, and profitability index.
Calculate the beta coefficient : 1. Katherine Wilson is wondering how much she must undertake to generate an acceptable return on her portfolio. The risk-free return currently is 6%. The return on average stock (market return) is 14%. Use the CAMP to calculate the beta coefficient a..
What measures do governments take to promote exports : What measures do governments take to promote exports and restrict imports?
How many units of product should be produced : Decide how many units of product 1 and product 2 should be produced by using GP given the following information:-Total profit should be at least 260.

Reviews

Write a Review

Physics Questions & Answers

  Calculate the power of gravity force

A .075 Kg toy rocket is launched straight up from the ground at 19 m/s. Calculate the power of gravity force during the first 10s

  Determine the final speed of the crate

A 110-kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 370N. What is the final speed of the crate

  Find the loss of potential energy

A 6.0kg crate is pushed from the top of an incline and travels down the incline with an initial speed of 8m/s.find loss of potential energy

  Obtain what was the speed of the bullet

A 25 g bullet fired horizontally hits a 1.35 kg block of wood placed on a horizontal surface.The bullet penetrates into the block and stays in the wood. what was the speed of the bullet

  Evaluate the pressure exerted by each leg on the floor

A 74 kg man in a 6.0 kg chair tilts back so that all the weight isbalanced on two legs of the chair. find the pressure exerted by each leg on the floor

  What is themagnitude of his horizontal recoil velocity

One of James Bond's adversaries is standing on a frozen lake;there is no friction between his feet and the icewhat is themagnitude of his horizontal recoil velocity

  Assume that the area of contact between an automobile tire

assume that the area of contact between an automobile tire and the road is a rectangle with dimensions 17.5 cm cross

  Find the force exerted on her by the bungee cord

A 47-kg bungee jumper has fallen far enough that her bungee cord is beginning to stretch and resist her downward motion. Find the force (magnitude and direction) exerted on her by the bungee cord

  What is the height of his waist above the ground

An estimated 3kg-Gromit was tied to a bungee cord to clean the windows of Wendolene Ramsbottom's wool shop. If gromit stops before he reaches the ground, what is the height h of his waist above the ground at his lowest point

  Find the wavelength of the radio waves from this station

Announcers at a certain radio station say that they are at "95 FM on your dial," meaning that they transmit at a frequency of 95 MHz, find the wavelength of the radio waves from this station

  Proton experiences an acceleration

What is the electric field strength at a point in space where a proton experiences an acceleration of 1.5 million "g's"?

  Obtain the direction of the magnetic force on wire

A 7.70 centimeter length of straight wire runs horizontally along a north-south line. Obtain the direction of the magnetic force on wire

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