Example 05 - Simultaneous Non-Linear Equations of Three Unknowns
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Number of Hours for Pipe to Fill the Tank if the Drain is Closed
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Probability That Exactly 1 is Defective in Getting 2 Cell Phones
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Angle Correction for Repeated Measurement
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Expected Profit for the Acceptance of Estimate of an Engineering Company
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Index
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Rate of Change of Volume of Sand in Conical Shape
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Duel of Two 50% Marksmen: Odds in favor of the man who shoots first
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strength of materials - cantilever beam [LOCKED]
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Velocity of Separation: How fast is the distance between two cars changing?
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How to Solve Newton's Law of Cooling
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Simply Supported Beam with Support Added at Midspan to Prevent Excessive Deflection
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Limit the Deflection of Cantilever Beam by Applying Force at the Free End
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Support Added at the Midspan of Simple Beam to Prevent Excessive Deflection
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Mechanics of fluids
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How to find the values of the following forces when it isn't given?
5 years 1 month ago
engineering mechanics
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Solid Geometry
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application of minima and maxima
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solution for the question below
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Capital recover cost
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physics
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Geometric progression
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Differential equations: Newton's Law of Cooling
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Differential equation: Eliminate the arbitrary constant from $y=c_1e^{5x}+c_2x+c_3$
5 years 2 months ago
Statics
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Differential equation
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Engineering Mechanics Moments 2D
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Calculation of Deflection & Bending Stress in Stepped Beam with Uniformly Distributed Load
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Express the function by a formula
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The Department of Health encourages elderly people to have a flu vaccination each year.
5 years 2 months ago
There are four red, three green, and five blue discs in a bag. Find the probability that two discs of the same color are drawn.
5 years 2 months ago
A disease is known to affect 1 in 10,000 people. It can be fatal, but it is treatable if it is detected early. A screening test for the disease shows a positive result for 99% of people with the disease. The test shows positive for 2% of people who do
5 years 2 months ago
Find the probability that in a group of eight students at least two people have the same birthday.
5 years 2 months ago
A combination lock has 60 different positions. To open the lock, the dial is turned to a certain number in the clockwise direction, then to a number in the counterclockwise direction, and finally to a third number in the clockwise direction.
5 years 2 months ago
A bag contains 20 tennis balls, of which four are defective. If two balls are selected at random from the bag, what is the probability that both are defective?
5 years 2 months ago
Evaluate 2000C2 + 2000C5 + 2000C8 + ... + 2000C29.
5 years 2 months ago
According to the theory of genetics a certain cross of guinea pigs will result in red, black and white offspring in the ratio 8:4:4. Find the probability that among 8 such offspring 5 will be red, 2 black and 1 white.
5 years 2 months ago
A student goes to the library. The probability that she checks out (a) a work of fiction is 0.40, (b) a work of non-fiction is 0.30, and (c) both fiction and non-fiction is 0.20. What is the probability that the student checks out a work of fiction, non-f
5 years 2 months ago
An urn contains 6 red marbles and 4 black marbles. Two marbles are drawn without replacement from the urn. What is the probability that both of the marbles are black?
5 years 2 months ago
The drainage from a community during a storm is a normal random variable estimated to have a mean of 1.2 million gallons per day (mgd) and a standard deviation of 0.4 mgd.
5 years 2 months ago
In the CE Board examinations, the probability that an examinee will pass in each subject is 0.80. What is the probability that the examinee will pass at least two subject?
5 years 2 months ago
Find the probability that a person tossing three coins will get either all heads or all tails for the second time on the fifth toss.
5 years 2 months ago
A three-man jury has two members each of whom independently has a probability p of making the correct decision and a third member who flips a coin for each decision (majority rules).
5 years 2 months ago
In a gambling game a man is paid \$50 if he gets all heads or all tails when 3 coins are tossed, and he pays out \$30 if either 1 or 2 heads show. What is his expected gain?
5 years 2 months ago
An airline company known for its promo fare receives on an average 9.7 complaints per day. Using Poisson probability distribution formula, find the probability that on a certain day this airline company will receive exactly 8 complaints.
5 years 2 months ago
Quiz: Random Problems Set 7
5 years 2 months ago
Going against the wind, a domestic plane can travel 5/8 of the distance it can travel in one hour if it is going with the wind. If the plane can fly 300 kilometers an hour in calm air, what is the velocity of the wind?
5 years 2 months ago
A can do a job 50% faster than B and 20% faster than C. Working altogether, they can finish the job in 4 days. How many days will it take A to finish the job if he works alone?
5 years 2 months ago
If $f(x) = \left( 3\sqrt{x} - 4 \right)^2$, then how much does $f(x)$ increase as x goes from 2 to 3?
5 years 2 months ago