Beside maintaining pressure on the contacts for current carrying capacity, the pressure springs have a second important function. This is to ____.
A. keep the contacts in line
B. help obtain equal contacts against the stationary contacts
C. slow down the pull of the armature into place to reduce the noise
D. increase the power required to close the contacts
Answer: B
You might also like to view...
What term is used to describe a gear that permits zero lash between intermeshing gears and also eliminates the risk of gears radially loading each other when at operating temperature?
A. concept gear B. helical gear C. amboid gear D. spur gear
Briefly describe the advantage of using an integrated electronic drive and motor combination.
What will be an ideal response?
A car has come into a shop with an engine misfire. A power balance test has been performed with the following results.Cylinders 1 2 3 4RPM Drop 10 150 145 155Technician A says that cylinder 1 may have low compression. Technician B says that cylinders 2-3-4 are not working properly. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
________ is defined as the ability to achieve a desired result without wasted energy or effort
A) Life-cycle impact B) Sustainability C) Zero-net energy D) Efficiency