is used for critical loads where temporary power failure can cause a great deal of inconvenience.

Related MCQs

• It may be required to store energy for a specified amount of time during power failure especially if the system is designed for a computer power supply.
• Which effect plays a critical role in producing changes in the frequency response of the B.J.T.?
• Which of the following can be a source of supply in dc power supplies?
• In a half wave rectifier, the sine wave input is 50sin50t. If the load resistance is of 1K, then average DC power output will be?
• What is done in switching regulators to minimize its power dissipation during switching?
• Which of the following can be used as a comparator?
• There are two transistors A and B having ‘S’ as 25 and 250 respectively, on comparing the value of S, we can say B is more stable than A.
• Consider a Darlington amplifier. In the self bias network, the biasing resistances are 220kΩ and 400 kΩ. What can be the correct value of input resistance if hfe=50 and emitter resistance = 10kΩ.
• STC networks can be classified into two categories: low-pass (LP) and high-pass (HP). Then which of the following is true?
• Under what condition can the circuit shown be called a compensated attenuator.