RRB Group D 2022-22-9-2022-3 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-22-9-2022-3 RRB Questions

21.
Who propounded the theory of ‘Advaita’ in Hinduism?
A.
Ramanand
B.
Vallabhacharya
C.
Ramanuj
D.
Adi Sankaracharya
😑 View Answer Rough Work Error
ANSWER :
D. Adi Sankaracharya
22.
A certain sum invested at 12% simple interest per annum after 5 years yields an interest of Rs 19,200. What is the sum invested?
A.
Rs 32,000
B.
Rs 28,000
C.
Rs 38,000
D.
Rs 30,000
😑 View Answer Rough Work Error
ANSWER :
A. Rs 32,000
23.
Consider an equilateral glass prism on which a ray of light is incident at an angle θ and passes through the prism in such a way that the refracted ray inside the prism is parallel to its base and emerges at an angle of emergence β. Which of the following is true?
A.
θ = −β
B.
θ = 2β
C.
θ = β
D.
θ = −2β
😑 View Answer Rough Work Error
ANSWER :
C. θ = β
24.
Three statements are given, followed by four conclusions numbered I, II, III and IV. You have to consider these statements to be true, even if they seem at variance from commonly known facts. Decide which of the given conclusions logically follows from the given statements.
Statements:
Some cisterns are ponds.
All ponds are streets.
Some streets are cisterns.
Conclusions:
I. Some streets are ponds.
II. All cisterns are streets.
III. All ponds are cisterns.
IV. No street is a cistern.
A.
Only conclusions II and III follow.
B.
Only conclusions I and IV follow.
C.
Only conclusion IV follows.
D.
Only conclusion I follows.
😑 View Answer Rough Work Error
ANSWER :
D. Only conclusion I follows.
25.
What is the nature of washing soda?
A.
Basic
B.
Amphoteric
C.
Neutral
D.
Mild acidic
😑 View Answer Rough Work Error
ANSWER :
A. Basic
26.

The value of \(\frac{1}{\sec^{2}\theta-\cos^{2}\theta}+\frac{1}{\csc^{2}\theta-\sin^{2}\theta}\)(sin²θ cos²θ)

A.

\(\frac{1+\cos^{2}\theta\sin^{2}\theta}{2-\cos^{2}\theta\sin^{2}\theta}\)

B.

\(\frac{1+\cos^{2}\theta\sin^{2}\theta}{2+\cos^{2}\theta\sin^{2}\theta}\)

C.

\(\frac{1-\cos^{2}\theta\sin^{2}\theta}{2+\cos^{2}\theta\sin^{2}\theta}\)

D.

\(\frac{1-\cos^{2}\theta\sin^{2}\theta}{2-\cos^{2}\theta\sin^{2}\theta}\)

😑 View Answer Rough Work Error
ANSWER :

C. \(\frac{1-\cos^{2}\theta\sin^{2}\theta}{2+\cos^{2}\theta\sin^{2}\theta}\)

27.
A statement is given followed by two conclusions numbered I and II. You have to assume everything in the statement to be true and decide which of the conclusions logically follow(s) beyond a reasonable doubt from the information given in the statement.
Statement:
Sale up to 70% on all clothing items in the store and online.
Conclusions:
I. All clothing items are 70% off during the sale period.
II. There are some clothing items that are not on sale.
A.
Neither conclusion I nor II follows
B.
Only conclusion II follows
C.
Only conclusion I follows
D.
Both conclusions I and II follow
😑 View Answer Rough Work Error
ANSWER :
A. Neither conclusion I nor II follows
28.
Select the option that is related to the seventh number in the same way as the second number is related to the first number, the fourth number is related to the third number and the sixth number is related to the fifth number.
Number series:
56 : 8 :: 42 : 6 :: 14 : ?
A.
42
B.
7
C.
2
D.
98
😑 View Answer Rough Work Error
ANSWER :
C. 2
29.
The WHO has found that young adolescents (ages 10–14) face a higher risk of complications and death as a result of pregnancy than other women. What is the most likely reason for higher MMR (maternal mortality rate) in young women?
A.
Their body size is often too small to deliver a baby
B.
Their bodies do not support a foetus formation
C.
They are the group with the highest pregnancy rate
D.
They are ignorant or negligent about health guidelines
😑 View Answer Rough Work Error
ANSWER :
A. Their body size is often too small to deliver a baby
30.
The position of the image produced by a concave mirror when an object is placed at a distance such that light rays from the object are parallel to the principal axis is:
A.
at a point between the principal focus and the centre of curvature
B.
at a point between the principal focus and pole
C.
at the principal focus
D.
at the position of the object itself
😑 View Answer Rough Work Error
ANSWER :
C. at the principal focus