39 Answered Questions for the topic Statics

Statics Physics

03/23/22

A fink truss is shown below.
A fink truss is shown below. Determine the magnitude of the resultant.  Determine the horizontal distance of the resultant from the hinge support.  Determine the reaction at A.  Determine the... more
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Statics Math Statistics

02/23/22

In one large city, 37% of all voters are Democrats. If two voters are randomly selected for a survey, find the probability that at most one voter selected is a Democrat.
Use the appropriate multiplication rule to find the indicated probability.In one large city, 37% of all voters are Democrats. If two voters are randomly selected for a survey, find the probability... more
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02/10/22

Support Wire Connected to Sign
Hang a metal sign from a single vertical wire. The sign has a triangular shape with a base of width ‘a’, a height of ‘b’, and a hypotenuse of length ‘c’, and is oriented in an x-y plane such that... more
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01/29/22

Homicide algebra problem (help please)
A coroner arrives on the scene of a homicide at 8:00 pm in a temperature-controlled room, held at 60 degrees F. The temperature of the body is given by the function 𝑇(𝑡) = 28.6𝑒^ -0.0008t + 60... more
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01/02/22

Finding a tutor
I need a tutor for mechanics to study statics with me before my exam at 2/3/2022Contact please(Online if avilable)
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Statics Probability

12/23/21

STSSTTTSST is a string of letters which does not include the consecutive letters STTS. How many more strings of ten letters that do not include the consecutive letter STTS?
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Statics Math Science Biology

12/14/21

Fraction of the fish’s total volume.
Suppose a fish has an average density of 1030 kg/m3, compared to the density of the surrounding water, 1000 k/m3. One way the fish can keep from slowly sinking is by using an air bladder (the... more
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12/06/21

Members AD, DC and ABC are assumed to be solid rigid members; member ED is a cable. For this structure, determine the reaction at A, the tension on cable ED and the force in member DC.
Link for the structure: https://drive.google.com/file/d/1DxMIGWG2rRfqXvjci6aN2CHWfTkghlyP/view?usp=sharing
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12/06/21

In Figure 1 and using Method of Sections, find the force in CD, BC and AC if the load acting at Joint C is decreased to 2,500 N.
link of figure 1: https://drive.google.com/file/d/1J0zSHxO9aXIMa7D9G18SUy9qt2oq2C9E/view?usp=sharing
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12/06/21

In Figure 1 and using Method of Joints, find the force in each of the members and indicate if the they are in tension or compression.
Link of figure 1: https://drive.google.com/file/d/1J0zSHxO9aXIMa7D9G18SUy9qt2oq2C9E/view?usp=sharing
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Statics Physics Torque

11/24/21

Torque, please guide
Hello, I actually have an answer to this which is 1000 I just dint know if what I computed was right. Please correct me. Thank you!Two fishermen are exerting a force of 200 N on a paddle while... more
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11/24/21

Static Equilibrium in Forearm
Hello, I always get stuck every time I try to answer this because of the distance of the dumbbells or the center of mass is not given I cannot continue solving, please help As a part of his daily... more
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11/24/21

Static Equilibrium Physics
Hello, how am I supposed to answer this kind of problem when the given values are limited like the usual and easy ones? Thank you!A monkey is hanging on a tree branch that is inclined upwards 30... more
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10/13/21

stat help probability
A room of people consists of 26 men and 29 women. If you randomly select a group of 5 people from this room, what is the probability that at most 4 of them are men?
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Statics Physics

08/11/21

Calculate the torque due to the hinge.
The drawbridge's weight: W = Mg = 6400 lb Its length: ℓ = 40 ft The height the cable reaches: h = 16 ft I can't insert an image but the picture looks like this:right triangle starting from 0. 0 is... more
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07/26/21

How do you know it is a zero-force member?
How do you know a member is zero-force? Assume I have no knowledge of zero-force members when explaining.
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Statics Statistics

04/26/21

ı wanna help about this question?
At the time she was hired as a server at the Grumney Family Restaurant, Beth Brigden was told, “You can average $84 a day in tips.” Assume the population of daily tips is normally distributed with... more
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01/19/21

A clinical trial was conducted to evaluate the effectiveness of a test drug and traditional control drug in the treatment of Candida vulvovaginitis.

Treatment n of valid cases n of invalid cases Total Trial group 100 13 113 Control group 80 29 109 Total 180 42 222 H0=H1=a=actual frequency=theoretical frequency=chi square... more
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Statics Math Probability

11/25/20

Consider the following data on the diameter of a rivet. Assume a normal population.
Consider the following data on the diameter of a rivet. Assume a normal population. 6.68 6.66 6.62 6.72 6.76 6.67 6.70 6.72 6.78 6.66 6.76 6.72 6.76 6.70 6.76 6.76 6.74 6.74 6.81 6.66 6.64 a)... more
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11/14/20

Statics question about inclined friction
A body of weight (W) is placed on a rough inclined plane makes with the horizontal an angle of measure θ and the force of magnitude (W) acts on it in direction of the line of greatest slope of the... more
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11/13/20

Statics question about friction on inclined
A body of weight (W) is placed on a rough inclined plane makes with the horizontal an angle of measure θ and the force of magnitude (W) acts on it in direction of the line of greatest slope of the... more
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11/11/20

statics question?!
A body is placed on an inclined rough plane and it was about to slide. When the inclination angle to the horizontal is increased, the body moved downward , then the friction force at this moment... more
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Statics Math

10/28/20

The failure tensile load for a steel wire 1.0mm in diameter is 540N. What is the failure tensile stress?
Please include equations/ work to further my understanding.
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Statics Physics

10/23/20

How high above floor can force P act so crate moves without tipping?
crate is 2 ft wide, has a weight of 200 lb. coefficient of static friction is 0.35
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07/07/20

Statistic worksheet
1.     Of a random sample of 198 marketing students 98 rated a case of resume inflation as unethical.Based on this information, a statistician computed for the population proportion a confidence... more
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