The DSB category of AM system is generally used in b a Oscillator b Color

# The dsb category of am system is generally used in b

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25) The DSB category of AM system is generally used in ___________(b)a. Oscillatorb. Color information TVc. Oscilloscope(PTCL NTS Paper questions preparation26) power system-------- is a word used in connection with AC current power system condition.1) Range 2) Loop3) Gain4) Stability.27) the terminal of an element is called ------? a)edge b)limit c) zero d)node(not sure) d)rim? Q10:stability of LC tuned circuit depends on what ? Q factorQ11 figuration of high impedance to low impedance depends on what criterion ? voltage followerQ12:which bridge is used to measure low resistance accurately? Kelvin bridgevoltage less than 10 volts is called----? a)dim b)Tame c)STray d)ground voltage. Q 13:which theorem is used to analyse fault power?superpositionElectrical(PTCL)1. ____ is defined as the measure of instrument by which it is error freeA. Accuracy
B. PrecisionC. ResolutionAns: Precision2. A _____ meter is used a null detector in wheatstone bridgeA. AmmeterB. VoltmeterC. GalvanometerAnswer: Galvanometer3. A moving iron ammeter coil has few turns of thick wire in order to have:4. A permanent magnet coil meter has which features5. The EM field and current are concentrated close to the surface of the conductor. The phenomenonis called? Ans: Skin Effect Ans: Increases in the actual direction of propagationAns: Parallel polarizedAns: Maxwell equationAns: Transformer Protectiona. above 220 kVb. above 11 kV6. The wavelength of an EM wave after reflection at an angle on a surface7. When electric field is parallel to the plane of incidence, the electromagnetic wave is said to be8. Δ x H = J + D is9. Bucholz relay is used in 10. Solid grounding is used for voltages
c. below 660 Vd. below 115 VAnswer: C11. Maximum Cross over distortion in Answer: Class B

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