Determine tube thickness which used for shearing stress
A shaft consisting of a steel tube of 50 mm outer diameter needs to transmit 100 kW of power while rotating at a frequency of 20 Hz. Determine the tube thickness which should be used if the shearing stress can't exceed 60 MPa.
Expected delivery within 24 Hours
An office worker claims that a cup of cold coffee on his table warmed up to 80°C by picking up energy from the surrounding air, which is at 25°C. Is there any truth to his claim? Does this process violate any thermodynamic laws?
A 150-lbm astronaut took his bathroom scale (aspring scale) and a beam scale (compares masses) to themoon where the local gravity is g 5.48 ft/s2. Determine how much he will weigh (a) on the spring scale and (b) onthe beam scale.?
Calculate the power transferred from a power amplifier to a loudspeaker if the amplifier output voltage is 10 volts and the speaker impedance is 8 ohms.
The same test is used in another country, and it is found that 25% of a sample population tests positive. If we assume this sample is representative, what fraction of the population has the disease?
A shaft consisting of a steel tube of 50 mm outer diameter needs to transmit 100 kW of power while rotating at a frequency of 20 Hz.
In a survey of undergraduate library usage, it was found that 76% of seniors, 59% of juniors, 50% of sophomores, and 28% of freshmen use the library frequently. Suppose that 17% of the undergraduates are seniors while the corresponding percentages
The projection lens in a certain slide projector is a single thin lens. A slide 24.5 mm high is to be projected so that its image fills a screen 1.89 m high. The slide-to-screen distance is 2.98 m. (a) Determine the focal length of the projection
An object having a mass of 8.0 g and a charge of 10.0 x 10-5 C is placed in a uniform electric field E where Ex = 2.00 x 103 N/C, Ey = -500 N/C, and Ez = 200 N/C. If the object is released from rest at the origin, what will be its coordinates afte
In a tire factor, the quality control inspector examines a randomly chosen sample of 16 tires. When more than one defective tire is found, production is halted, the existing tires are recycled, and production is then resumed.
1942191
Questions Asked
3,689
Active Tutors
1455770
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Write a 1-2 sentence on How would you guide a Trainee in adapting assessment tools to account for cultural differences?
First, you will select and explain a specific stage (early or middle adulthood) in terms of its typical age range and major developmental milestones
Question: What do you think self-actualization is? What does it mean to you as a student? A professional?
In consideration of all the information presented in chapter 2: Knowing yourself as a learner, it is important to remember.
A person with a growth mindset believes that people can exercise their brains and improve their performance just like an athlete exercises muscle groups
In a 2-page APA formatted paper (not including the title or reference pages): Explain what the components of the self-concept and theories
While expatriate employment offers important economic opportunities, it is frequently associated with marital strain and psychosocial challenges for partners