What is the initial velocity
A golfer hits a ball, giving it a maximum height of 20 meters. The ball lands 130 meters away at the level which he hit it. What is the initial velocity (neglect air resistance)?
Expected delivery within 24 Hours
The output of a certain laser pointer consists of a beam with uniform irradiance across the beam's cross section. Assume a beam power of 1.00mW and beam diameter of 1.00mm. (a) Calculate the beam irradiance.
A prismatic bar is subjected to loads that cause uniform axial strains ε=0.002 in its left half and ε=-0.004 in its right half. What is the resulting change in length of the 28-in bar?
Hydrogen peroxide decomposes in water by a first order process. A 0.156 M solution of H2O2 decomposes with an initial rate of 1.14E-5 M/s. what is the rate constant for the decomposition reaction? What is the half life? how long will it take for t
Radioactive isotopes decay according to a first order process. If N(t) is the number of atoms of a radioactive isotope at time t, then N(t)=N(0)e^(-kt).
What minimum initial speed would be required to make it safely across the canyon? Express your answer in m/s and mph. Ignore air drag.
A spherical tank for storing liquid oxygen on the space shuttle is to be made from stainless steel of 0.80 m outer diameter and 5 mm wall thickness. The boiling point and latent heat of vaporization of liquid oxygen are 90 K and 213 kJ/kg, respect
Three vectors length A=67.0, B=39.3, and C=44.0. The angles are a=27.7 and b=54.2, and c points along the negative y-axis. determine the length of vector A-B+C
If a ball is horizontally projected from a height (y) of 0.83m above ground. How long does it take to hit the ground, if g is 9.8m/s^2? (Hint: Assume the initial vertical velocity to be zero and use -y=-(1/2) gt^2).
1942130
Questions Asked
3,689
Active Tutors
1456169
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
how procrastination can impact the disposition of engagement, and the importance of engagement in your professional goals.
Delineate the education, training, roles, and professional responsibilities of psychologists. Compare methodologies used in psychological research and data ana
Whenever Vince's nine-year-old son throws toys at his little brother, Vince usually criticizes him, demanding that he stop misbehaving.
Share three "take-away" elements of the course that added to your understanding of the psychology of combat and that you believe will serve
Newlyweds were asked about how they met. The newlyweds explained that they were friends as children because their families attended the same church,
Question: What two organizations help to guide the ethical practice of counseling?
Provide a brief description of a simple behavior change intervention. Describe a simple plan of reinforcement to increase the desired behavior.