Find angular acceleration
A tire placed on a balancing machine in a service station starts from rest and turns through 2.21 rev in 1.64 s before reaching its ?nal angular speed.
Find its angular acceleration.
Expected delivery within 24 Hours
A cart carrying a vertical missile launcher moves horizontally at a constant velocity of 30.0 to the right. It launches a rocket vertically upward. The missile has an initial vertical velocity of 40.0 relative to the cart.
Three charges, q1, q2, and q3, are located at the corners of an equilateral triangle with side length of 1.55 m. Find the work done in each of the following cases:
A cylindrical glass of water (H2O) has a radius of 4.43 cm and a height of 12.5 cm. The density of water is 1.00 g/cm3. How many moles of water molecules are contained in the glass?
On an airless moon, you drop a golf ball of mass 106 g out of a skyscraper window. After it has fallen 125 meters, it is moving at 19.0 m/s. What is the rate of free fall acceleration on this moon? (The answer should end up to be 1.44 m/s^2)
Assuming a surface temperature of 3.75°C, find the temperature (in Celsius) at a depth of 35.0 km (near the base of the crust). Ignore the heat generated by the presence of radioactive elements.
the electric field on the surface of an irregular shaped conductor varies from 78.0 kN/C to 16. kN/C. calculate the local surface charge density at the point on the surface where the radius of curvature of the surface is:
A carpenter places a board weighing 30 lb on the edge of the roof 24 ft above the ground. How much potential energy does the board have in relation to the ground?
how much force F_biceps must the biceps exert to hold a 650 g ball at the end of the forearm at distance d_ball = 33.0 cm from the elbow, with the forearm parallel to the floor? How much force F_elbow must the elbow exert?
1957892
Questions Asked
3,689
Active Tutors
1422471
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Sahir is the most active student in your kindergarten class. He tends to be very disruptive when the teacher you work with is teaching the class,
Amanda said? Excellent post, Chrystal. You provided great insight into the helpful resource ERIC digital library is. I appreciate how it states the information
Identify and discuss three ethical guidelines that are important to consider when designing an 8-week group for adolescents who are referred
Think about where you were the most and least engaged when reading a classmate's draft. Think about what captured your attention
You are a social worker working with foster children. You are making a home visit to Katie, age nine, and her foster family.
Outline a social issue that is important to you. Describe why it is important to you, why it is important from a societal perspective and how you think
Working in the yard, you feel unpleasantly hot and sweaty when you come in the house, so you take a shower and begin to feel better.