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The transformer used for extending the range of AC ammeters is called:
A) PT B) CT C) Auto-transformer D) Isolation transformer
The magnetic field inside a long solenoid depends on current and
A) Resistance
B) Number of turns per unit length C) Capacitance D) Temperature
Ferromagnetic materials generally possess:
A) Low permeability B) Zero permeability
C) High permeability D) Unity permeability
The quality factor of a resonant circuit indicates sharpness of resonance, Higher quality factor implies which characteristics?
A) Lower bandwidth B) Higher bandwidth C) Zero bandwidth D) Infinite resistance
A сoil has resistance 8 ohm and inductive reactance 6 ohm . What is the impedance magnitude?
A) 8ohm
B) 10ohm C) 12ohm D) 14ohm
Dear Friends I will share TNPSC GS REVISION TEST-02 QUESTION👆
DOWNLOAD question practice this test. Question paper Answer Key discussion video will be share tomorrow Morning 8am.
Thankyou👍
Dear Friends I will share TNPSC GS REVISION TEST-02 QUESTION👆
DOWNLOAD question practice this test. Question paper Answer Key discussion video will be share tomorrow Morning 8am.
Thankyou👍
The major distinction between a Field Effect Transistor (FET) and a BJT is
A) FET is unipolar
B) FET is more noisy C) FET has lower input resistance D) FET has very large gain bandwidth product
In PN junction diode, the depletion layer capacitance CT
A) Increases with increase in reverse bias
B) Decreases with increase in reverse bias C) Constant with increase in forward bias D) Decreases with increase in forward bias
Name the table in which every row has only one stable state
A) state table B) flow table C) primitive flow tableD) Excitation table
The MOSFET switch in its on-state may be equivalent to
A) resistor B) inductor C) capacitor D) battery
If a programmable Array Logic (PAL) has 10 input pins, the number of inputs each of the AND
gates is
A) 10 B) 5 C) 1 D) 20
TAF ENGINEERING SERVICES
*TNPSC AE/TA NEW BATCH (ONLINE FOUNDATION COURSE 2026)*
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BATCH NAME = *FLEMING BATCH*
DURATION = 8 MONTHS
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LANGUAGE = TECHNICAL MECHANICAL (ENGLISH MEDIUM), GS (BILINGUAL)
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2) INDIVIDUAL MENTORSHIP AND DOUBT CLARIFICATIONS
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*Course Details video Link* 👇
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*Batch Schedule Pdf 👇:*
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Dear Friends I will share TNPSC GS REVISION TEST-01 QUESTION👆
DOWNLOAD question practice this test. Question paper Answer Key discussion video will be share tomorrow Morning 8am.
Thankyou👍
Energy stored in a capacitor over a cycle, when excited by an a.c source is
A) The same as that due to a d.c source of equivalent magnitude
B) half of that due to d.c source of equivalent magnitude C) Zero D) None
The potential inside a charged hollow sphere is
A) zero B) same as that on the surface
C) less than that on the surface D) none
