What are the special cables required for explosion proof
define displacement & magnitude ?
If a transformer primary winding operates at 240v, the
secondary at 120v and the load is 1500w & the transformer
is rated at 92% efficient, what's the current flowing
through the primary winding of the transformer? What is the
formula for finding this?
diffuser increases pressure but in turbine pressure is
decreasing when steam passing through casing?