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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Staying with Nigeria, rewind the year to 1950. Using the +5 year control, fast forward in 5 year increments until you reach 2020.
Which of the following things happened first? Group of answer choices Women gained the right to vote Seneca Falls Convention Margaret
Question: Which of the following are forms of media bias? (Select all that apply)
Question: Cases of local communities using modern technology to preserve and revive their traditions:
Q1. Explain how the Code of the Suburbs differs from the Code of the Street? Q2. Explain your general thoughts on the book.
Compose a paper that compares and contrasts critical feminist theory and power-control theory as forms of gendered criminology. Your paper should:
Identify problems and concerns that contributed to the many race-related protests and unrest during the 2020 year.