If the power factor is zero, the active recovery voltage will be

Related MCQs

• The contacts of high voltage switches used in power system are submerged in oil. The main purpose of the oil is to
• The over-voltage surges in power systems may be caused by
• The power loss is an important factor for the design of
• The current zero interruption, in oil and air blast circuit breakers, is achieved by
• For measuring positive, negative and zero sequence voltages in a system, the reference is taken as
• Positive, negative and zero sequence impedances of a solidly grounded system under steady state condition always follow the relations
• In order that current should flow without causing excessive heating or voltage drop, the relay contacts should
• The voltage appearing across the contacts after opening of the circuit breaker is called______voltage.
• The arc voltage produced in A.C. circuit breaker is always
• Insulation resistance of high voltage circuit breakers is more than