Description : In swept-frequency testing the impedance of a transmission line, what electrical characteristic is actually being measured?
Last Answer : Swr on the transmission line.
Description : The beat frequency in a swept-frequency transmitter provides what contact information?
Last Answer : Range.
Description : When you are testing the gain of an audio-frequency transistor with an ohmmeter, what is indicated by a 10-to-1 resistance ratio?
Last Answer : Normal gain.
Description : What is the purpose of a frequency-determining network in an rf amplifier?
Last Answer : To provide maximum impedance at the desired frequency.
Description : What is the purpose of frequency-multiplier stages in a VHF transmitter?
Last Answer : To raise the low frequency of a stable oscillator to the vhf range.
Description : Has your family ever been swept up into any of the doomsday predictions?
Last Answer : answer:The only thing I had on the eve of Y2K was a flashlight, in case the power went out. It never did. My uncle turned quite religious after he left his wife and got with his current girlfriend. He gets wrapped up in that sort of thing. I always take it with a grain of salt.
Description : I really want to get side-swept bangs but I can't seem to find any good pictures. Do you know of any good pictures I can use for an inspiration?
Last Answer : Are you aquainted with Homer Simpson?
Description : "If a deadly plague swept across the globe and you and ONLY ten other people were the only ones left alive, who would who want to have in that group of 10 individuals?
Last Answer : In no particular order: Colon Powell (leadership) Barack Obama (morale) Leslie Fang (my doctor) Giada DeLaurentis (gotta eat) Isla Fisher & Amy Adams (ahem) David Sedaris & Paula Poundstone (great stories) Norm Abrahms (handy) Prince (entertainment)
Description : When Odysseus and ship is swept off course what kind of conflict occurs?
Last Answer : Need answer
Description : Why does osmosis Jones and the germs get swept into Frank's windpipe rather than down the esophagus to the stomach like food normally would be?
Last Answer : What is the answer ?
Description : In compression ignition (CI) engine, the compression ratio is a. Cylinder volume / Clearance volume b. Swept Volume / Cylinder Volume c. Clearance volume / Cylinder volume d. Cylinder volume / Swept volume (Ans:a)
Last Answer : In two stroke engine there is one power stroke in _____ of crankshaft rotation. a. 90° b. 180° c. 270° d. 360° (Ans:d)
Description : If the performance of diesel engine of different sizes, cylinder dimensions and power rating are to be compared, which of the following parameters can be used for such comparison? (a) Swept volume (b) Air fuel ratio (c) Specific brake fuel consumption (d) Volumetric efficiency
Last Answer : Ans :c
Description : Clearance volume in compressor should be A. As large as possible B. As small as possible C. About 50% of swept volume D. About 100% of swept volume
Last Answer : ANSWER : B
Description : The volume of air delivered by the compressor is called A. Free air delivery B. Compressor capacity C. Swept volume D. Mean effective pressure
Description : In a 75 cc engine the parameter cc indicates a. fuel tank capacity b. lubricating oil capacity c. swept volume d. cylinder volume
Last Answer : ANSWER c. swept volume
Description : For an engine operating on air standard Otto cycle, the clearance volume is 10% of the swept volume. The specific heat ratio of air is 1.4. The air standard cycle efficiency is a. 38.3 % b. 39.8 % c. 60.2 % d. 61.7 %
Last Answer : ANSWER d. 61.7%
Description : Mahmood of Ghori swept down the Indus into India, defeated the Rajput confederacy there in 1192 and captured: A. Calcutta B. Lahore C. Delhi D. Orangabad
Last Answer : ANSWER: D
Description : The disease that swept a large part of Asia, Europe and Africa in the 14th century is: (a) Plague (b) Small pox (c) Tuberculosis (d) Influenza
Last Answer : (a) Plague
Description : For a reciprocating pump, the indicator diagram is the graph between the (A) Discharge and overall efficiency (B) Volume swept by piston for one complete revolution and the pressure in the cylinder (C) Angle swept by the crank pin at any instant and the discharge (D) None of these
Last Answer : (B) Volume swept by piston for one complete revolution and the pressure in the cylinder
Description : Due to scan geometry of a satellite sensor: (A) The off-nadir resolution is degraded (B) The ground distance swept by the senor, IFOV is proportional to sec2 of scan measured from the nadir (C) The details towards the edge of the scan get compressed (D) All of these
Last Answer : Answer: Option D
Description : Define Clearance Volume and Swept Volume
Last Answer : Clearance Volume: Clearance volume is a volume between the cylinder head and the piston top when the piston is at top dead center (TDC). OR It can also be defined as the volume of ... displacement volume or Swept volume It is expressed in terms of cubic centimeter (cm3) and given by
Description : Define the terms: swept volume.
Last Answer : Swept Volume: The volume swept by the piston is moving from T.D.C. to B.D.C. It is expressed in terms of cubic centimeter (cm3 ) and given by S=A X L= (π/4) d2 x L
Description : What must be done to a circuit before you can use an ohmmeter for testing?
Last Answer : It must be de-energized.
Description : When you are testing a piece of equipment for intermodulation distortion, what should the output of the equipment look like?
Last Answer : An exact reproduction of the input.
Description : When you are testing an inductor with a Hay bridge, the characteristics of the inductor are compared with what type of device?
Last Answer : A standard capacitor
Description : When you are testing individual components in a circuit, what may cause a defective component to appear good?
Last Answer : A parallel resistor or diode of similar value.
Description : What is the most common method of testing resistive terminations?
Last Answer : Reading their resistances with a standard ohmmeter
Description : What is the most common method of testing a fixed rf attenuator?
Last Answer : Rf substitution method.
Description : When testing an SCR with an ohmmeter, the SCR will conduct if what two elements are shorted together?
Last Answer : Gate and anode.
Description : Why are digital multimeters well suited for testing sensitive devices?
Last Answer : The current flow through the component is limited to 1 milliamp.
Description : Which of the following antennas is used for testing and adjusting a transmitter for proper modulation, amplifier operation and frequency accuracy? A. Elementary B. Real C. Isotropic D. Dummy
Last Answer : D. Dummy
Description : On Rajdhani routes testing frequency of rail testing for rail section of 60kg with annual GMT 80, will be. (i) 4 months (ii) 1 1⁄2 months (iii) 1 months* (iv) None of above.
Last Answer : (iii) 1 months*
Description : What is the testing frequency of new AT weld ? (i) Just after the welding (ii) After 7 days of welding (iii) With in the one month of welding* (iv) None of the above
Last Answer : iii) With in the one month of welding*
Description : The resonant frequency of electron wobble can be changed by variation of what force?
Last Answer : The applied magnetic field.
Description : What two variables determine the primary frequency of a resonant cavity?
Last Answer : Size and shape of the cavity.
Description : How will an iris that has portions along both the "a" and "b" dimension walls act at the resonant frequency?
Last Answer : As a shunt resistance.
Description : What determines the frequency, bandwidth, and power handling capability of a waveguide probe?
Last Answer : Size and shape
Description : When the frequency is decreased so that two quarter wavelengths are longer than the "a" (wide) dimension of the waveguide, what will happen?
Last Answer : Energy will no longer pass through the waveguide.
Description : What happens to the bus bar dimensions of the waveguide when the frequency is increased?
Last Answer : The bus bar becomes wider.
Description : The frequency range of a waveguide is determined by what dimensions?
Last Answer : . The "a" dimension.
Description : What is the primary lower-frequency limitation of waveguides?
Last Answer : Physical size.
Description : What is the region of the frequency spectrum from 1000 MHz to 100,000 MHz called?
Last Answer : Microwave region.
Description : In an astable multivibrator, which components determine the pulse repetition frequency?
Last Answer : RC coupling networks.
Description : hat establishes the value of the current that flows in the output of figure 4-43?
Last Answer : The frequency of the voltage input.
Description : A cavity that vibrates at its natural frequency produces a louder sound than at other frequencies. What term is used to describe this phenomenon?
Last Answer : Resonance.
Description : The apparent change in frequency or pitch because of motion is explained by what effect?
Last Answer : The Doppler effect.
Description : How can the frequency be changed in the frequency determining network?
Last Answer : By changing the value.
Description : Can a parallel LC circuit be used as the frequency determining network for an rf amplifier?
Last Answer : Yes.
Description : What component(s) is/are used for low-frequency compensation for Q2?
Last Answer : R9 and C5.
Description : What component(s) is/are used for high-frequency compensation for Q1?
Last Answer : L1, L2, and R5.