21.

22.

23.

24.

25.

26.

27.

28.

A conductor of length 28 meter has a resistance of 0.84 Q. If the area of cross section of the

conductor is 2 meter square then its specific resistance is —————_ Q-m:
(A) ٤45 (B) 6x10°
(0) 12 > 10४ (0) (0.06 > 10%
The board of trade unit (BOT) represents :
(A) kWh (3) KW
(C) KVAR () KVA

Which of the following statement is / are correct about a Parallel Circuit?
൫ Different branch resistors have their individual currents.

(1) The branch currents and conductance are additive.

(iii) Same voltage and current acts across all branches of the circuit.

(A) Only 0) (B) Only (i) and (ii)

(C) Only (iii) (D) All of the above (i), (ii) and (iii)
If a capacitor is connected across a 100 V dc supply for 0.2 sec with a steady current of 0.3 A,
then its capacity is —————— Micro farad and charge is —-———— Coulomb.

(A) 6000 and 0.006 (B) 60 and 0.006

(C) 0.06 and 60 (D) 600 and 0.06
The ratio of effective value to mean value of an alternating wave is called :

(^) Form factor (B) Peak factor

(C) Amplitude factor (D) 3൦൨ (B) and (0)
Voltage across the non-conducting diode in a bridge rectifier is —-———_, where 6V is the
peak value of the input voltage.

(A) OV (B) 6V

(C) 12V (D) None of the above

Function of relay is to:
(^) Break the fault current
(B)_ Sense the fault only
(C) Sense the fault and actuate the trip signal to CB
(D) None of the above

Statement which is not applicable to microcontroller :
‏(ھ)‎ It is a general purpose digital computer
(B)_ It has internal RAM and ROM
(C) It has parallel and series I/O
(2) It has timer

132/2023 6 A