What do electrical motors turn electrical energy into?
A) Kinetic energy
B) Intrinsic energy
C) Potential energy
D) Mechanical energy
Answer: D
Explanation: A) Incorrect. Electric motors turn electrical energy into useful mechanical energy.
B) Incorrect. Electric motors turn electrical energy into useful mechanical energy.
C) Incorrect. Electric motors turn electrical energy into useful mechanical energy.
D) Correct. Electric motors turn electrical energy into useful mechanical energy.
You might also like to view...
Grade horses are usually more expensive to purchase than a registered horse.
Answer the following statement true (T) or false (F)
Which of the following statements is true?
A. Partial molar properties are functions of temperature, pressure and composition. B. The partial molar enthalpy of a component in a mixture will not change as the mole fraction of the components in the mixture changes. C. The SI units of partial molar internal energy are J/K D. For an ideal solution, the partial molar Gibbs free energy is equal to the pure component Gibbs free energy at the mixture temperature and pressure. E. None of the above are true.
The degree of precision of a measuring instrument depends on the largest graduated unit of the instrument.
Answer the following statement true (T) or false (F)
Which of the following lists memory devices from the most complex and expensive, to the least complex and expensive?
A) PROM, Flash, EEPROM,and EPROM B) Flash, EPROM, EEPROM,and PROM C) EEPROM, PROM, Flash, and EPROM D) EEPROM, Flash, EPROM, and PROM