Q1. DAC stands for
(A) digital by anolog converter
(B) digital in anolog converter
(C) digital and analog converter
(D) digital to analog converter

Q2. What does LED stand for?
(A) low energy display
(B) light emitting display
(C) light emitting diode
(D) light emitting detector

Q3. laminations of core are generally made of
(A) carbon steel
(B) stainless steel
(C) mild steel
(D) silicon steel

Q4. which type of instrument have same calibration on ac and dc??
(A) moving iron
(B) induction type
(C) potentiometer
(D) electrodynmometer

Q5. Constantan material contains how much percent of copper & nickel
(A) Copper 50, nickel 50
(B) Copper 20,nickel 80
(C) Copper 40,nickel 60
(D) Copper 60,nickel 40

Q6. street lights connected in?
(A) series
(B) parallel
(C) both
(D) none of these

Q7. What is the unit of electrical energy?
(A) joule
(B) watt
(C) eV
(D) Calorie

Q8. current at the output of stepdown transformer can be....
(A) decrease
(B) Remains same
(C) Increases
(D) Depend on input voltage.

Q9. STP helps eliminate
(A) error
(B) noice
(C) voltage
(D) crosstalk

Q10. a home user dials into
(A) ISP
(B) NAP
(C) backbone
(D) router

Q11. the portion after the words www identifies a
(A) client
(B) web server
(C) database server
(D) application server

Q12. framing of bits is done in
(A) network layer
(B) datalink layer
(C) transportation layer
(D) physical layer

Q13. The ratio of secondary to primary turns is 4:5. If power input is P, what will be the ratio of power output (neglect all losses) to power input ?
(A) 04:09:00
(B) 09:04:00
(C) 01:01:00
(D) 81:16:00

Q14. transformer transform?
(A) voltage
(B) current
(C) frequency
(D) power

Q15. Cells are connected in parallel in order to get.........
(A) high power
(B) high current.
(C) high power.
(D) None of the above.

Q16. The difference between synchronous speed and actual speed is called.
(A) miss
(B) slip
(C) Loss
(D) Reduction

Q17. The condenser is connected in parallel to the supply line.
(A) to reduce the the power factor.
(B) to improve the power factor
(C) to help the tube to glow.
(D) to protect the tube from getting fused.

Q18. Dielectric strength of mica is
(A) 10 to 20 kV/mm
(B) 30 to 200 kV/mm
(C) 50 to 200 kV/mm
(D) 300 to 500 kV/mm

Q19. In how many different modes a universal shift register operates?
(A) 2
(B) 3
(C) 4
(D) 5

Q20. Expand LTE
(A) Long term evolution
(B) Line term evaluation
(C) Linear term evaluation
(D) Least term evaluation

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