What is the angular acceleration of the train
A model train moves along a horizontal circular track with a radius of 0.5 m. Starting from rest, the train accelerates at 0.2 m/s2. What is the angular acceleration (in rad/s2) of the train?
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Estimate the electrical energy stored in the atmosphere, if the earth's electric field extends upward for 1700 m. and has an average magnitude of 170 V./m.
A 5 cm by 5 cm square loop of wire is rotating at 30 rpm in a uniform magnetic field of strength 3.0T. The direction of the field is perpendicular to the axis of rotation of the loop. What is the emf in the loop?
The questions that follow are based on Rule 101 of the AICPA Code of the Professional Conduct as it relates to independence and family relationships. Check yes if the situation violates the rules, no if it does not.
The top of the hill can be approximated by an arc length of a circle with a radius of 370 m. What is the weight (in N) of the car at the top of the hill?
Two converging lenses with focal lengths 2cm and 12cm, respectively, are placed 30 cm apart. An object of height= 5 cm is placed15cm to the left of the 2-cm lens. What will be the position and height of the final image produced by this lens system
As a high-power laser engineer you need to focus a 1.17-mm diameter laser beam to a10.3-µm diameter spot20.6cm behind the lens. What focal length lens would you use?
A heat engine operates as a reversible Carnot cycle transfers 6.0 kW of heat from a reservoir at 1000 K and then rejects it to the atmosphere at 300 K. Calculate the thermal efficiency of the engine.
A proton beam in an accelerator carries a current of 115 µA. If the beam is incident on a target, how many protons strike the target in a period of 26.0 s?
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult