Category: Engineering

What Factors could influence the level of consumer involvement in the buying decision for a product or service? Certain factors affect the degree of involvement of buyers in making purchase decisions. These include their level of knowledge, information, psychology, culture, lifestyle, social system, etc. Even for the same product or service the degree of involvement […]

What age can you drive a boat by yourself? 16 years old Can an 11 year old drive a boat? If you drive a powered vessel for recreational purposes on NSW waters, at a speed of 10 knots (18.5 Kilometres per hour) or more, you must have a boat driving licence. This licence permits people […]

Which of the following is also known as the working load? 9. Which of the following is also known as the working load? Explanation: A column and Strut can never be subjected to critical load and the column is subjected to less than a critical load. This load is phenomenally known as safe load or […]

What is the formula for hypothesis testing? Using the sample data and assuming the null hypothesis is true, calculate the value of the test statistic. Again, to conduct the hypothesis test for the population mean μ, we use the t-statistic t ∗ = x ¯ − μ s / n which follows a t-distribution with […]

How is Vickers hardness test different from other hardness tests? Making use of a diamond indenter, the Vickers hardness test is done with less force and more accuracy than the Brinell test. Requiring an optical system and material prep, the Vickers test incurs higher costs and takes longer to complete than the Rockwell test. What […]

What is life data analysis? In life data analysis (also called “Weibull analysis”), the practitioner attempts to make predictions about the life of all products in the population by fitting a statistical distribution to life data from a representative sample of units. What is lifetime distribution? We use the term life distributions to describe the […]

What is the statement of the second law of thermodynamics? The Second Law of Thermodynamics states that the state of entropy of the entire universe, as an isolated system, will always increase over time. The second law also states that the changes in the entropy in the universe can never be negative. What are two […]

Who are some good role models? 10 Famous People Who Are Good Role Models For Your Child 10 Cameron Diaz. 9 Reese Witherspoon. 8 Justin Timberlake. 7 Michelle Obama. 6 Taylor Swift. 5 Dwayne Johnson. 4 Chance The Rapper. 3 John Legend. What is your role model? “A role model to me is somebody who […]

What is the percentage of carbon in cast iron? 4 percent What is the range of carbon content in cast iron alloy? Cast iron is an alloy with a high carbon content (at least 1.7% and usually 3.0–3.7%), making it relatively resistant to corrosion. In addition to carbon, cast iron contains varying amounts of silicon, […]

In which mode of heat transfer no medium is required? radiation What material transfers heat energy Fastest? A conductor is a material that allows internal (thermal) energy to be transmitted through it easily. Metals, such as copper and aluminium are the best conductors of heat. This is because metals have loosely held outer electrons surrounding […]