RRB Group D 2022-26-8-2022-3 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-26-8-2022-3 RRB Questions

41.
Where was the first session of the Indian National Congress held?
A.
Patna
B.
Madras
C.
Lucknow
D.
Bombay
ANSWER :
D. Bombay
42.
What is the process called when a substance's spontaneous movement from a high concentration to a low concentration takes place?
A.
Gaseous exchange
B.
Diffusion
C.
Osmosis
D.
Circulation
ANSWER :
C. Osmosis
43.
Find the measure of each exterior angle of a regular octagon.
A.
120°
B.
60°
C.
45°
D.
135°
ANSWER :
B. 60°
44.
A and B can complete a piece of work in 10 days and 12 days, respectively. If they work on alternate days starting with A, in how many days will the work be completed?
A.
10 (2/5)
B.
10 (1/4)
C.
10
D.
10 (5/6)
ANSWER :
D. 10 (5/6)
45.
Two resistors, A of 10 Ω and B of 30 Ω, are connected in series to a battery of 6 V. The total heat dissipated in the resistors in 1 second is:
A.
0.45 J
B.
0.90 J
C.
4.8 J
D.
2.4 J
ANSWER :
B. 0.90 J
46.
If a and b are the roots of the equation x² - 5x - 14 = 0, then the value of a³b² + a²b³ is:
A.
980
B.
790
C.
670
D.
840
ANSWER :
A. 980
47.
In this question, a group of numbers and symbols is coded using letters as per the table given below and the conditions that follow. The correct combination of codes
following the conditions is your answer.
Conditions:
1. If the first element is a symbol and the last element is a number, then replace these two (first and last) elements with %.
2. If the second element is a number and the second last is a symbol, the codes of the first and last elements are to be interchanged.
3. If the question has an equal quantity of even and odd numbers, then replace the even numbers with * and odd numbers with <. Given sequence: #, 22, 64, %, 33, &, 37, @
A.
H**A33F37S
B.
#LDAJFP@
C.
H**A
D.
HLDAJFPS
ANSWER :
C. H**A
48.
Mendel worked with a number of contrasting visible characters of garden pea. Some of them were:
a) Round and wrinkled seeds
b) Tall and short plants
c) White and violet flowers
Which of these are the recessive traits in the pea plant?
A.
Violet, short, and round
B.
Wrinkled, short, and white
C.
Wrinkled, short, and violet
D.
Round, short, and white
ANSWER :
B. Wrinkled, short, and white
49.
If the breadth and height of a closed cuboid are, respectively, 25% and 50% of its length of 12 cm, then find the total surface area of this cuboid.
A.
126 cm²
B.
522 cm²
C.
252 cm²
D.
63 cm²
ANSWER :
C. 252 cm²
50.
What is the name of a river in central India with a total length of about 724 km, which originates from Betul, Madhya Pradesh, and joins the Arabian Sea?
A.
Tapi River
B.
Kaveri River
C.
Krishna River
D.
Godavari River
ANSWER :
A. Tapi River