J.E electrical Question Paper

Here I am looking for the previous years question papers of RRB J.E electrical can you please provide me this?

[Arun Vats]

As you need the question papers of RRB J.E electrical so here it is given below


RRB Junior Engineer (Electrical) Model Question Papers
1. A resistance of 10 ohm is connected across a supply of 200V. If resistance R is now connected in parallel with a 10
ohm resistance, the current drawn from the supply gets doubled. The value of unknown resistance R is
(a) 5 ohm
(b) 20 ohm
(c) 10 ohm
(d) 15 ohm
Ans : c
2. Kirchhoff’s first law is also called as
(a) voltage law
(b) Current law
(c) Mesh Current law
(d) All the above
Ans : b
3. Find the total resistance when four 3 Ohm resistance are connected in series
(a) 3 ohm
(b) 12 ohm
(c) 14 ohm
(d) 8 ohm
Ans : b
4. The practical unit of power is
(a) Joule
(b) Ampere
(c) Watt
(d) Weber

Ans : c
5. Form factor of a sine wave is
(a) 1.414
(b) 1
(c) 0
(d) 1.11
Ans : d
6. The unit of resistance is
(a) Mho
(b) ohm-m
(c) Ohms
(d) Amps
Ans :c
7. Unit of impedance is
(a) Ampere
(b) Volt
(c) Ohm
(d) mho
Ans : c
8. The close path of the flux around any current carrying circuit is referred as
Circuit.
(a) Magnetic
(b) Electric
(c) Electromagnetic

(d) None of these
Ans : a
9. The current flowing in an electrical circuit is due to the existence of
(a) mmf
(b) emf
(c) Resistance
(d) Reluctance
Ans : b
10. The magnetic flux flow through a magnetic circuit is due to
(a) mmf
(b) emf
(c) Resistance
(d) Reluctance
Ans : a
11. The on-line UPS is also called as
a. Stand-by UPS
b. Line Interactive UPS
c. Off line UPS
d. Current line UPS
Ans. b
12. ________ is used to convert alternating current to direct current.
a. Transformer
b. Diode
c. Resistor
d. Transistor

Ans. b
13. The supply voltage varies sinusoid ally and has a frequency __________ Hz.
a. 60
b. 50
c. 20
d. 10
Ans. b
14. Expression for magneto-motive force is
(a) N/I
(b) 1/NI
(c) I/N
(d) IN
Ans : d
15. Unit of mmf is
(a) Ampere /Volt
(b) Ampere- turns
(c) Volt
(d) Volt/Ampere
Ans : b
16. Magnetic field strength is equal to
(a) mmf. L
(b) L/ mmf
(c) mmf/ L
(d) 1/mmf.L

Ans : c
17. Peak inverse voltage of bridge rectifier is as that of centre-tap circuit.
a. Same
b. Twice
c. Half
d. Four times
Ans. c
18. Peak Resistance of the diode is increased when
a. Forward biased
b. Reverse biased
c. Both forward and reverse biased
d. Either a or b
Ans. b
19. The number of lines of force passing through the secondary coil S when unit current changes in the primary coil P
are called
(a) Self inductance
(b) Mutual inductance
(c) Self induction
(d) Mutual induction
Ans : c
20. Unit of flux
(a) Amp- turns
(b) Weber
(c) Volts
(d) Amps

Ans : b

Hii Buddy , I am Looking for Previous year SSC J.E Electrical Question Paper ,Will you please Provide Me Same for my Help ?

[Kiran Chandar]

Friend Have a Look ,Here I am Providing Previous year SSC J.E Electrical Question Paper :


What is 30% of 450?

(1) 150 (2) 135

(3) 180 (4) 1350

Ten men can finish construction of a wall in eight days. How much men are needed to finish the work

in half-a-day?

(1) 80 (2) 100

(3) 120 (4) 160

Find the next number in the series.

1, 2, 9, 28, 65, _________.

(1) 126 (2) 182

(3) 196 (4) 245

A shop gives 10% discount on the purchase of an item. If paid for in cash immediately, a further

discount of 12% is given. If the original price of the item is Rs. 250, what is the price of the article if a

cash purchase is made?

(1) Rs. 200 (2) Rs. 195

(3) Rs. 198 (4) Rs. 190

It was Wednesday on July 15, 1964. What was the day on July 15, 1965?

(1) Thursday (2) Tuesday

(3) Friday (4) None of these

The average of x1 x2 x3 and x4 is 16. Half the sum of x2 x3 x4 is 23. What is the value of x1?

(1) 18 (2) 19

(3) 20 (4) 17

If March 1 of a leap year fell three days after Friday, what day of the week will dawn on November

22?

(1) Saturday (2) Sunday

(3) Thursday (4) None of these

The radius of the pool in a South Delhi Club is twice the radius of the pool in a North Delhi Club. The

area of the pool in South Delhi Club is how many times the area of pool in the North Delhi Club?

(1) 1

(3) 2 (4) 4

Q.11) How is 1

(1) 0.5 (2) 0.05

(3) 0.005 (4) 0.0005

(2) 1

4

2

% expressed as a decimal fraction?

2

Q.13) Find the next number in the series : 235, 346, 457......

(1) 578 (2) 568

(3) 468 (4) 558

A sofaset carrying a sale-price ticket of Rs. 5,000 is sold at a discount of 4%, thereby the trader earns

a profit of 20%. The trader’s cost price of the sofaset is:

(1) Rs. 4,200 (2) Rs. 4,000

(3) Rs. 3,600 (4) Rs. 3,800

A man was traveling on a motorcycle at the speed of 50 km/h for 2 1

youngster overtake him at a speed of 80 km/h. To overtake them he increased his speed to 70 km/h,

but he could not overtake the car even after 2 1

hours?

(1) 200 km (2) 230 km

(3) 250 km (4) 300 km

Q.16) How is 3

(1) 0.75% (2) 60%

(3) 75% (4) 7.5%

expressed as percentage?

(1) 0.75% (2) 60%

(3) 75% (4) 7.5%

There are two urns, one containing two white balls and four black balls, the other containing three

white balls and nine black balls. One ball each is drawn out of the two urns. What is the probability of

getting two balls of the same colour?

(1) 7

(3) 1

The perimeter of a rectangle is 60 metres. If its length is twice its breadth, then its area is:

(1) 200 m2

(3) 160 m2

In a class there are two sections A and B. If 10 students of section B shift over to section A, the

strength of A becomes three times the strength of B. But if 10 students shift over from A to B, both A

and B become equal in strength. How many students are there in sections A and B?

(1) 50 and 30 (2) 45 and 15

(3) 90 and 40 (4) 80 and 40

What will be consumption when there price is Rs. 6 a litre?

(1) 12 (2) 15

(3) 18 (4) 13.5

The one rupee coin is placed on plain paper. How many coins of the same size can be placed round it

so that each one touches the centre and adjacent coins?

(1) 4 (2) 3

(3) 7 (4) 6

Q.23) The smallest number of 5 digits beginning with 3 and ending with 5 will be:

(1) 31005 (2) 30015

(3) 30005 (4) 30025

The first day of the year 1998 was Wednesday. If the birthday of Sucheta falls in 1998 was her

birthday?

(1) Wednesday (2) Thursday

(3) Monday (4) Tuesday

(5) None of these

Sukhbir is taller than Randhir but not as tall as Ajit. If Manoj is taller than Nitin, who is shorter than

Ajit, then who among them is the shortest?

(1) Nitin (2) Sukhbir

(3) Manoj (4) Data inadequate

(5) None of these