Description : The circuit shown in the illustration functions as a ____________. EL-0087 A. pulse trigger circuit for an operational amplifier B. three stage, high gain class 'A' amplifier C. binary ripple counter or shift register D. free running multivibrator
Last Answer : Answer: C
Description : What is the largest count that can be indicated by a four stage counter?
Last Answer : 11112, or 1510.
Description : What is modulus of counter? Show the method to determine the no. of flip flops for a mod-52 counter.
Last Answer : Modulus of a counter is the no. of different states through which the counter progress during its operation. It indicates the no. of states in the counter; pulses to be counted are applied to counter. The ... to its starting state after counting N pluses in the case of modulus N counter.
Description : Define modulus of a counter. Write the numbers of flip flops required for Mod-6 counter.
Last Answer : Modulus of counter is defined as number of states/clock the counter countes. The numbers of flip flops required for Mod-6 counter is 3.
Description : What type of circuit is on card 'A0AA2' at coordinate '29Q' shown in the illustration? EL-0099 A. Operational amplifier B. Digital logic inverter C. Square wave pulse generator D. Binary counter
Last Answer : Answer: A
Description : Steady state equimolal counter diffusion occurs in case of (A) Leaching (B) Absorption (C) Binary phase distillation (D) Liquid-liquid extraction
Last Answer : (C) Binary phase distillation
Description : Binary distillation involves the mass transfer by __________ at the gasliquid interface. (A) Unidirectional diffusion from liquid to gas phase (B) Unidirectional diffusion from gas to liquid phase (C) Either 'a' or 'b' (D) A counter diffusion at an almost equal molar rate
Last Answer : (D) A counter diffusion at an almost equal molar rate
Description : Pick out the wrong statement. (A) The Reynolds analogy for mass transfer is given by Lewis relation and is applicable, when Schmidt number is one (B) Sherwood number for flow in pipes can be expressed ... flux of a component A in binary mixture of A and B is given by - Dab'.dCA/dz
Last Answer : (C) According to film theory for equimolar counter diffusion, the mass transfer coefficient is given by DAB(B)P - 3, Q - 2
Description : Pick out the correct statement. (A) Higher hold up of the solid in the rotary dryer results in better exposure of the solids to the gas (B) The 'Hatta number' is ... reflux in case of distillation operation requires infinite number of plates for a binary system separation
Last Answer : (C) For a non-reacting binary mixture of ideal gases, the partial pressure distribution of both components is linear in the case of steady state equimolal counter-diffusion
Description : Steady state equimolal counter diffusion is encountered in (A) Separation of a binary mixture by distillation (B) Absorption of NH3 from air by water (C) All liquid-liquid diffusion systems (D) All liquid-solid diffusion systems
Last Answer : (A) Separation of a binary mixture by distillation
Description : Which operation are implemented using a binary counter or combinational circuit: a Register transfer b. Arithmetic c. Logical d. __ Allof these
Last Answer : b. Arithmetic
Description : How many flip-flops are required to build a binary counter circuit to count from 0 to 1023 ? (a) 1 (b) 6 (c) 10 (d) 23
Last Answer : (c)10
Description : What is the difference between a positive counter and a step counter?
Last Answer : The load resistor in a positive counter is replaced by a capacitor in a step counter.
Description : How do uhf tubes counter the effects of transit time?
Last Answer : By reducing the spacing between tube elements.
Description : . What type of counter has clock pulses applied to all FFs?
Last Answer : Synchronous.
Description : An asynchronous counter is also called a ___________ counter.
Last Answer : Ripple
Description : What is meant by induced emf? By counter emf?
Last Answer : Induced emf is the emf which appears across a conductor when there is relative motion between the conductor and a magnetic field; counter emf is the emf induced in a conductor that opposes the applied voltage.
Description : What motor characteristic is affected by counter emf?
Last Answer : Speed.
Description : What causes counter emf in a dc motor
Last Answer : Generator action.
Description : In Manchester encoding, does a low-to-high light level transition occurring in the middle of the bit duration represent a binary 1 or a binary 0?
Last Answer : Binary 0.
Description : How is a binary 1 encoded in RZ line coding?
Last Answer : A half-period optical pulse present in the first half of the bit duration.
Description : In NRZ code, does the presence of a high-light level in the bit duration represent a binary 1 or a binary 0?
Last Answer : Binary 1.
Description : If a modulating wave is sampled 10 times per cycle with a 5-element binary code, how many bits of information are required to transmit the signal?
Last Answer : 28. 50.
Description : An eight stage ripple counter uses a flip-flop with propagation delay of 75 nanoseconds. The pulse width of the strobe is 50ns. The frequency of the input signal which can be used for proper operation of the counter is approximately (A) 1 MHz. (B) 500 MHz. (C) 2 MHz. (D) 4 MHz.
Last Answer : Maximum time taken for all flip-flops to stabilize is 75ns x 8 + 50 = 650ns. Frequency of operation must be less than 1/650ns = 1.5 MHz.
Description : A 3 -stage ripple counter has Flip Flop with propagation delay of 25 nsec and pulse width of strobe input 10 nsec. Then the maximum operating frequency at which counter operates reliably is
Last Answer : A 3 -stage ripple counter has Flip Flop with propagation delay of 25 nsec and pulse width of strobe input 10 nsec. Then the maximum operating frequency at which counter operates reliably is 12.67 MHz
Description : A ring counter consisting of five Flip-Flops will have (A) 5 states (B) 10 states (C) 32 states (D) Infinite states.
Last Answer : Ans: A A ring counter consisting of Five Flip-Flops will have 5 states.
Description : When is a second RC filter stage used?
Last Answer : When ripple must be held at an absolute minimum.
Description : What happens to the overall gain of a lin-log amplifier as each stage saturates?
Last Answer : Decreases.
Description : What type of klystron is used as the final stage of a power- amplifier transmitter?
Last Answer : Multicavity klystron.
Last Answer : When ripple must be held at an absolute minimum
Description : Which amplifier stage (the preamplifier or the postamplifier) is a dominant contributor of noise and significantly influences the sensitivity of the receiver?
Last Answer : The preamplifier.
Description : What is the final stage of a transmitter?
Last Answer : Power amplifier.
Description : The modulator is required to be what kind of a circuit stage in a plate modulator?
Last Answer : Power amplifier
Last Answer : Antenna-to-ground capacitance can cause the oscillator frequency to vary.
Description : What specific type of bacteria reproduces through binary fission every hour. If there are three bacteria cells to begin with how many bacterial cells will there be in five hours?
Last Answer : 32
Description : List the five types of transmission lines in use today.
Last Answer : Parallel two-wire, twisted pair, shielded pair, coaxial line and waveguide.
Description : List five common fiber optic transmitter packages.
Last Answer : TO can, DIP, butterfly lead microcircuits, circuit cards, and stand-alone optical fiber converters.
Description : What five characteristics do applications using plastic clad silica (PCS) and all-plastic fibers typically have?
Last Answer : High NA, low bandwidth, tight bend radius, short length, and low cost.
Description : What are the five most prominent communications modes of operation?
Last Answer : Simplex, half-duplex, semiduplex, duplex, and broadcast.
Description : There are not enough combinations of the five-unit code to handle the alphabet, symbols and so forth. What is used to increase the number of available code combinations?
Last Answer : Shift signals.
Description : List five precautions to take when installing fiber optic systems on board naval ships.
Last Answer : a. Never bend an optical fiber or cable at a radius of curvature less than the minimum bend radius. b. Never pull fiber optic cables tight or fasten them over or through sharp corners or ... the hardware. e. Allow only trained, authorized personnel to install or repair fiber optic systems.
Description : List five system design parameters considered when system designers choose the system operational wavelength and link components.
Last Answer : Launch power, connection losses, bandwidth, cost, and reliability
Description : What are the five main components of a circuit breaker?
Last Answer : Frame, operating mechanism, arc extinguishers, terminal connectors, and trip element.
Description : Why do you support the five stage method of Herbart? Options: A) In this there is no scope for individual diversity of students. B) Under this, generalization is not required to be done while ... In this method, it is difficult to make co-ordination between various subjects. D) All of these
Last Answer : D) All of these
Description : Class 12 | Maths | Complex Numbers | Simplify the following complex numbers and find their modulus.
Last Answer : Class 12 | Maths | Complex Numbers | Simplify the following complex numbers and find their modulus.
Description : Class 12 | Maths | Complex Numbers | Simplify -2i ( 3 + i )( 2 + 4i )( 1 + i ) and obtain the modulus of that complex number.
Last Answer : Solution :
Description : Class 12 | Maths | Complex Numbers | Express the complex numbers modulus-amplitude form - √3 + i
Description : I need ways to test/get data about homemade plastics. What can I do with Flexural Strength and Flexural Modulus...
Last Answer : answer:Strength is how strong a material is – basically breaking load. Modulus is how flexible or stretchy a material is. Does not matter if the test coupon breaks or not. Think of uncooked spaghetti vs rubber band.
Description : The dimensions of modulus of elasticity are a.MLT-2 b.107 dynes c.MLT-1 d.ML-2T-1 e.ML-1T-2
Last Answer : e. ML-1T-2