In a three-phase motor, the speed of rotation of the magnetic field is called the _____ speed.

Three lines supply power to a three-phase motor. If one of these lines should open, the motor will be connected to single-phase power. This condition is known as _____.

A synchronous motor operated with no load and used for power factor correction is sometimes called a _____.

The torque of a squirrel-cage induction motor will be maximum when the phase angle between the stator and rotor fields is _____.

The frequency of the current in a squirrel-cage rotor _____ as the rotor approaches synchronous speed.

For the following problem, use s separate sheet of paper to solve the problem. Select your answer from the choices given and then upload your solution at the following link:   https://canvas.dccc.edu/courses/28279/assignments/571673   Your work must be shown for full credit. The answer alone is only worth 1 point. Write the complete ionization equation for the ion from triethanolammonium chloride (HOC2H2)3NHCl that hydrolyzes in water. Include your equation as part of your free response answer. Hint: Triethanolammonium chloride is a quaternary ammonium salt.  What is the pH of a 0.010 M triethanolammonium chloride, (HOC2H2)3NHCl, solution?  Kb, ((HOC2H2)3N) = 5.9 x 10–7    

For the following problem, use s separate sheet of paper to solve the problem. Select your answer from the choices given and then upload your solution at the following link:   https://canvas.dccc.edu/courses/28279/assignments/571673   Your work must be shown for full credit. The answer alone is only worth 1 point.       What mass of sodium nitrite must be added to 350. mL of water to give a solution with pH = 8.40?            Ka(HNO2) = 5.6  x 10–4       

Please answer the following question once you have uploaded your free response answer through the following link   https://canvas.dccc.edu/courses/28279/assignments/571673   [Select]

When 70 mL of 0.18 M NH4Cl is added to 70 mL of 0.10 M NH3, relative to the pH of the 0.10 M NH3 solution the pH of the resulting solution will:

For the following problem, use s separate sheet of paper to solve the problem. Select your answer from the choices given and then upload your solution at the following link:   https://canvas.dccc.edu/courses/28279/assignments/571673   Your work must be shown for full credit. The answer alone is only worth 1 point.   What mass of potassium hypochlorite must be added to 450. mL of water to give a solution with pH = 10.20?              Ka(HClO) = 4.0 x 10–8