52601. The equation for the output frequency of a 555 timer operating in the astable mode is: .
What value of C1 will be required if R1 = 1 k, R2 = 1 k, and f = 1 kHz?
52602. An astable multivibrator is a circuit that:
52603. Which sportsperson was presented the ‘Most Valuable Performance’ award by Samsung for Guangzhou Asian Games?
52604. The truth table for an S-R flip-flop has how many VALID entries?
52605. Which of the following is the another name for a chip?
52606. Which of the following describes the operation of a positive edge-triggered D-type flip-flop?
52607. 800 B.C -600B.C is designated as the?
52608. The strategic aim of IRDP is?
52609. The 555 timer can be used in either the bistable mode or the monostable mode.
52610. J-K flip-flops are often used as switch debouncers.
52611. The J-K flip-flop eliminates the RACE state when both the J and K inputs are HIGH.
52612. Under which Five Year Plan did industrial growth record the highest growth?
52613. A one-shot is a special type of multivibrator, which must be triggered to produce each output pulse.
52614. In which field X-rays are not used?
52615. A D-type flip-flop is constructed by connecting an inverter between the Set and Clock terminals.
52616. When the S and the R inputs are both HIGH the output of an S-R NOR latch will be unpredictable.
52617. When using master-slave flip-flops, the data is entered into the flip-flop on the leading edge of the clock, but the output does not change until the trailing edge of the clock.
52618. A retriggerable one-shot has a pulse width of 10 ms; 3 ms after being triggered, another trigger pulse is applied. The resulting output pulse will be _________ ms.
52619. The S-R, D-type, and J-K flip-flops are all examples of _________________.
52620. Edge-triggered flip-flops must have _________.
52621. An S-R flip-flop can be triggered by ______, ______, or ________.
52622. An S-R NAND latch with both of its inputs LOW has an output that is _____________.
52623. Pulse-triggered flip-flops are also called _________ flip-flops.
52624. For an S-R flip-flop to be SET or RESET, the respective input must be __________.
52625. One example of the use of an S-R flip-flop is as a(n) _________.
52626. The toggle condition in a master-slave J-K flip-flop means that Q and will switch to their ________ state(s) at the _____________________.
52627. If an input is activated by a signal transition, it is _____________.
52628. Which of the following is correct for a gated D-type flip-flop?
52629. When both inputs of a J-K flip-flop cycle, the output will:
52630. “Bread for the world” institute, which focuses on problems of poverty and hunger in the world, is based in?
52631. The 555 timer can be used in which of the following configurations?
52632. A basic S-R flip-flop can be constructed by cross-coupling which basic logic gates?
52633. In a purely inductive circuit,
52634. A series RL filter circuit with an output across the inductor will result in what type of filtering?
52635. What is the total inductance in the given circuit?
52636. On a schematic, dashed lines between two vertical coils usually mean the transformer has:
52637. Faraday's law states that the:
52638. A henry value divided by a circuit resistive value provides the:
52639. What does Faraday's law concern?
52640. The polarity of induced voltage while a field is collapsing is:
52641. What is the permeability of transformer iron?
52642. Electromagnetism is the:
52643. A magnetic field has:
52644. Which two values are plotted on a B-H curve graph?
52645. What is the number of turns required in the secondary winding for a transformer when 120 volts is applied to a 2400-turn primary to produce 7.5 Vac at the secondary?
52646. The four factors determining inductance are the number of turns, coil length, coil area, and:
52647. What is the inductive reactance if the Q of a coil is 60, and the winding resistance is 5 ?
52648. The time difference, or lag, between flux density and magnetizing force is known as:
52649. A magnetic circuit breaker will open to protect equipment only when:
52650. Electromagnetic induction is the generation of: