How much heat in kcal is generated by the brakes
A 1,000.0 kg car with a speed of 90.0 km/h brakes to a stop. (a) How much energy in J is expended with the stop? and (b) How much heat in kcal is generated by the brakes as a result?
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A 3-phase, 50Hz, 400V motor develops 100 HP (74.6kW), the power factor being 0.75 lagging and efficiency is 93%. A bank capacitors is connected in delta across the supply terminals and power factor raised to 0.95 lagging. Each of the capacita
What volume of methanol is formed if 2.94×1011 of methane at standard atmospheric pressure and 25 is oxidized to methanol? The density of is 0.791 . Assume that the oxidation of methane to methanol occurs in a 1:1 stoichiometry
Given a simulator or actual device, identify if a control loop is in control or out of control and identify the information used to make the decision.
Three gases (8.00g of methane,CH_4, 18.0 g of ethane,C_2H_6, and an unknown amount of propane,(C_3H_8) were added to the same 10.0 L container. At 23.0 degrees C, the total pressure in the container is 4.30 atm. Calculate the partial pressure of e
Two carnot-cycle heat engines (A and B) work in series. Engine A absorbs heat at 627 oC from a high temperature thermal reservoir and releases heat to a thermal reservoir at temperature T; Engine B absorbs the heat released by Engine A at temp
Calculate the pH after .020 mol HCl is added to 1L of each of the 4 below. a mixture containing 0.112 M NONH2 and 0.112 M HONH3Cl
A mixture of 3.8 g H2 (gas) and 11.6 g He(gas) in a 5. L flask is maintained at 0 degrees C}.What is the partial pressure of each gas (in atm)?
Cu alloy C82500 has the approximate composition 98 wt.% Cu - 2 wt.% Be. C82500 can be precipitation hardened (see the Cu-Be phase diagram below).
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Which of the following best describes the rationale of those public officials who are promoting the policy referenced in the title of the Texas Tribune article?
Problem: Political messaging and how a policy is framed to one's supporters and to the general public are important.
What are 2 or 3 advantages of conducting policy evaluations in criminal justice? What is the significance of policy research in policy evaluation?
What is society's goal for unions? To limit individual employees' bargaining power To ensure that workers have a voice in how they are treated
How can grassroots movements and community-led initiatives drive change in addressing environmental injustices, and what strategies have proven
The control model is based on strict authority and rigid rules. It emphasizes discipline, surveillance, and limited privileges for inmates.
Question: Which of the following statements illustrates the impact of the reform era (1900-1920) on US political parties?