What is final kinetic energy
The flywheel of an engine has a moment of inertia 2.40 kg m^2 about its rotation axis.What constant torque is required to bring it up to an angular speed of 400 rev/min in a time of 8.50 s, starting from rest? What is its final kinetic energy?
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What is the horizontal distance between the elbow and the point where the weight of the forearm acts?
A charge of -3.80 nC and a charge of -6.00 nC are separated by a distance of 60.0 cm. Find the position at which a third charge of +7.30 nC can be placed so that the net electrostatic force on it is zero.
A uniform meter stick with a mass of 250 g is supported horizontally by two vertical strings, one at the 0.0 cm mark and the other at 90.0-cm mark. (a) What is the tension in each string? (b) Where on the meter stick must a 150-g weight be hung so
Explain how a decrease in set-up time can lead to a decrease in the average amount of inventory a firm holds, and why that would be beneficial?
A 810 kg sports car collides into the rear end of a 2000 kg SUV stopped at a red light. The bumpers lock, the brakes are locked, and the two cars skid forward 2.5 m before stopping. The police officer, knowing that the coefficient of kinetic frict
The two blocks in the figure are connected by a massless rope that passes over a pulley. The pulley is 11 in diameter and has a mass of 1.8 . As the pulley turns, friction at the axle exerts a torque of magnitude 0.40 . If the blocks are released
A train on a straight, level track has an initial speed of 35.0 km/h. How long did it take for the train to travel the 175 m?
A sanding disk with rotational inertia 8.1 x 10-3 kg·m2 is attached to an electric drill whose motor delivers a torque of magnitude 20 N·m about the central axis of the disk. About that axis and with torque applied for 29 ms, what is
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In the TED Talk "The Urgency of Intersectionality," Kimberle Crenshaw explains how people experience overlapping forms of discrimination based on race
How has race been a form of caste in South Africa? Although apartheid is no longer law, why does racial inequality continue to shape South African society?
Question: The concept of "less eligibility" was introduced in 1834 to Option A limit assistance.
Using two examples for each level (micro, mezzo, and macro), describe how a policy practitioner brings about policy change.
Question: Which of the following people is likely to be the MOST individualistic?
We have discussed the importance of archaeology to the study of gender. What can information about past societies tell us about gender?