Explore topic-wise MCQs in Current Affairs.

This section includes 58536 Mcqs, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.

18351.

The sum of two numbers is 1215 and their HCF is 81. If the numbers lie between 500 and 700, then the sum of the reciprocals of the numbers is ______.

A. 5/1512
B. 5/378
C. 5/702
D. 5/1188
Answer» B. 5/378
18352.

Select the correct option that will fill in the blank and complete the series.14, 21, 42, 105, 315, ?

A. 1202.5
B. 1302.5
C. 1002.5
D. 1102.5
Answer» E.
18353.

What was cotton textiles generally named in Europe which were taken by Portuguese from Calicut?

A. Calco
B. Calico
C. Cottex
D. No option is correct
Answer» C. Cottex
18354.

Which date is marked as the World Day for War Orphans?

A. January 3
B. January 4
C. January 5
D. January 6
Answer» E.
18355.

Select the most appropriate word for the given group of words.Belonging to the working class

A. Plebeian
B. Patrician
C. Aristocrat
D. Nobleman
Answer» B. Patrician
18356.

US President-elect Joe Biden has named how many Indian-Americans as team leads of agency review team?

A. 5
B. 14
C. 3
D. 20
E. 19
Answer» D. 20
18357.

Select the correct indirect form of the given sentence.Rama said to me, "I need your help for my new assignment."

A. Rama said that she was needing my help for her new assignment.
B. Rama said to me I need your help for my new assignment.
C. Rama told me that she needed my help for her new assignment.
D. Rama says that she needs my help for the new assignment.
Answer» D. Rama says that she needs my help for the new assignment.
18358.

The value of \(\frac{1}{{{{\log }_3}e}} + \frac{1}{{{{\log }_3}{e^2}}} + \frac{1}{{{{\log }_3}{e^4}}} + \ldots \) up to infinite terms is

A. loge 9
B. 0
C. 1
D. loge 3
Answer» B. 0
18359.

The Prime Minister of Britain at the time of India’s freedom was ____________.

A. Churchill
B. Attlee
C. Disraeli
D. None of the above
Answer» C. Disraeli
18360.

Select the most appropriate option to fill in the blanks.Because it's easier to eat on the go, ______on burgers rather than healthy food has become a practice among teenagers.

A. snacking
B. swallowing
C. gobbling
D. absorbing
Answer» B. swallowing
18361.

Which among the following is a non-cognitive characteristic of a learner?

A. Recalling
B. Problem-solving
C. Identifying important sensory inputs
D. Believing what is true
Answer» E.
18362.

The Swadeshi Movement took place in India during:

A. the Champaran Satyagraha of Gandhiji
B. the Anti-Bengal partition agitation
C. the Protest against the Rowlatt Act
D. the Non-Cooperation Movement
E. None of the above/ More than one of the above
Answer» C. the Protest against the Rowlatt Act
18363.

নিম্নলিখিত কোন্ বর্ণটি মহাপ্রাণ বর্ণ নয় ?

A.
B.
C.
D.
Answer» D. ঢ
18364.

When was the Drafting Committee formed?

A. 17 October, 1945
B. 14 August, 1948
C. 29, August, 1947
D. 9 November, 1946
Answer» D. 9 November, 1946
18365.

Statement (I): Concrete of desired strength can be achieved by’ weight-batching method.Statement (II): Volume-batching method does not take into account bulking of aggregates, hence concrete of desired strength cannot be achieved by volume-batching.

A. Both Statement (I) and Statement (II) are individually true and Statement (II) is the correct explanation of Statement (I)
B. Both Statement (I) and Statement (II) are individually true but Statement (II) is not the correct explanation of Statement (I)
C. Statement (I) is true but Statement (II) is false
D. Statement (I) is false but Statement (II) is true
Answer» D. Statement (I) is false but Statement (II) is true
18366.

Which metal is NOT suitable for lapping?

A. Copper
B. Tungsten
C. Lead
D. Brass
Answer» C. Lead
18367.

Statement I: Abul Fazl shaped, represented and articulated the ideas associated with the reign of AkbarStatement II: The qualities of Abul Fazl impressed Akbar who found the former suitable as an adviser and spokesperson for his policies

A. Both the statements are individually true and Statement II is the correct explanation of Statement
B. Both the statements are individually true and Statement II is NOT the correct explanation of Statement I
C. Statement I is true but Statement II is false
D. Statement I is false but Statement II is true
Answer» B. Both the statements are individually true and Statement II is NOT the correct explanation of Statement I
18368.

What is the ratio of total cost of 1 unit all the cars in T2 and the total cost of 1 unit of all the cars in T4?

A. 79 : 99
B. 52 : 59
C. 79 : 84
D. None of these
Answer» D. None of these
18369.

The following bar graph shows the data of the production of an item (in thousand tonnes) from four different companies A, B, C and D during the years mentioned.In the five years given, the average production is highest in company _________ and lowest in company __________, respectively.

A. D; A
B. A; B
C. B; C
D. C; A
Answer» B. A; B
18370.

Which of the following represents the Laplace transform of sin(at)?

A. \(\frac{a}{{s + a}}\)
B. \(\frac{a}{{s - a}}\)
C. \(\frac{a}{{{s^2} + {a^2}}}\)
D. \(\frac{a}{{{s^2} - {a^2}}}\)
Answer» D. \(\frac{a}{{{s^2} - {a^2}}}\)
18371.

Relation R has eight attributes ABCDEFGH. Fields of R contain only atomic values.F = {CH → G, A → BC, B → CFH, E → A, F → EG} is a set of functional dependencies (FDs) so that F+ is exactly the set of FDs that hold for R.The relation R is

A. in 1NF, but not in 2NF.
B. in 2NF, but not in 3NF.
C. in 3NF, but not in BCNF.
D. in BCNF.
Answer» B. in 2NF, but not in 3NF.
18372.

The distribution of weights (in kg) of 44 students in a class is as follows:WeightNo. of Students35 - 38338 - 411341 - 441344 - 471047 - 505What is the average weight of the class?

A. 40.26
B. 41.88
C. 42.56
D. 43.25
Answer» D. 43.25
18373.

What is the percentage change between the average revenue of all companies between 2009-2010 and 2010-2011?

A. 15.06%
B. 13.09%
C. 18.07%
D. 11.67%
Answer» C. 18.07%
18374.

The value of \(\frac{{{{\sin }^2}30^\circ + {{\cos }^2}60^\circ + sec45^\circ .sin45^\circ }}{{sec60^\circ + cosec30^\circ }}\) is:

A. \(\frac{1}{4}\)
B. \(\frac{3}{8}\)
C. \(-\frac{1}{4}\)
D. \(-\frac{3}{8}\)
Answer» C. \(-\frac{1}{4}\)
18375.

Rohit started a business with Rs. 75000 and after some months Simran joined him with Rs. 60000. If the profit at the end of the year is divided in the ratio 3 : 1, then after how many months did Simran join Rohit?

A. 7
B. 6
C. 8
D. 4
Answer» B. 6
18376.

The plane which bisects the line segment joining the points (-3, -3, 4) and (3, 7, 6) at right angles, passes through which one of the following points?

A. (-2, 3, 5)
B. (4, -1, 7)
C. (2, 1, 3)
D. (4, 1, -2)
Answer» E.
18377.

Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select No Improvement.You must apologise with him for this.

A. from
B. of
C. No Improvement
D. to
Answer» E.
18378.

Sharbati Sonora refers to?

A. The name of fruit
B. A variety of wheat
C. A variety of rice
D. A hybrid variety of maize
Answer» C. A variety of rice
18379.

The loss in pre-stress in pre-tensioning system is primarily due to

A. Elastic deformation of concrete and cable slippage
B. Creep and elastic deformation
C. Shrinkage and creep
D. Shrinkage and elastic deformation
Answer» D. Shrinkage and elastic deformation
18380.

The magnitude of inductive reactance ________ with an increase in the frequency

A. Decreases
B. Remains unchanged
C. Increases
D. Becomes zero
Answer» D. Becomes zero
18381.

The Union government has launched National Broadband Mission to provide Broadband access to all villages by which year?

A. 2021
B. 2022
C. 2023
D. 2024
E. 2025
Answer» C. 2023
18382.

Suppose one of the lab assistants accidentally mixed two patients' blood samples before they were distributed to the vials. Which of the following correctly represents the set of all possible numbers of positive test results out of the eight vials?

A. {5, 6, 7, 8}
B. {4, 5}
C. {4, 5, 6, 7, 8}
D. {4, 5, 6, 7}
Answer» D. {4, 5, 6, 7}
18383.

What is used for the electrolyte in a normal dry cell?

A. Copper
B. Zinc
C. Ammonium chloride
D. Sulphuric acid
Answer» D. Sulphuric acid
18384.

The respective expressions for complementary function and particular integral part of the solution of the differential equation \(\frac{{{d^4}y}}{{d{x^4}}} + 3\frac{{{d^2}y}}{{d{x^2}}} = 108{x^2}\) are

A. c1 + c2x + c3 sin√3x + c4cos√3x and 3x4 - 12x2 + c
B. c2x + c3 sin√3x + c4cos√3x and 5x4 - 12x2 + c
C. c1 + c3 sin√3x + c4cos√3x and 3x4 - 12x2 + c
D. c1 + c2x + c3 sin√3x + c4cos√3x and 5x4 - 12x2 + c
Answer» B. c2x + c3 sin√3x + c4cos√3x and 5x4 - 12x2 + c
18385.

Which of the following has become the first state in India to adopt an automated technological solution for the citizens to carry out a self-assessment test for COVID19?

A. Goa
B. Kerala
C. Gujarat
D. Bihar
E. Punjab
Answer» B. Kerala
18386.

What is the correct chronological order in which the following states of the Indian Union were created or granted full statehood?a. Nagalandb. Andhra Pradeshc. Haryanad. Maharashtra Select the correct answer using the codes given below:

A. a, b, c and d
B. a, b, d and c
C. b, a, d and c
D. b, d, a and c
Answer» E.
18387.

Samson, Silvester, Noah, Peter, and Bruce are standing in a row facing towards the south. Samson is to the immediate right of Bruce. Silvester is between Noah and Peter. Peter is between Silvester and Samson. Who is at the extreme right?

A. Bruce
B. Samson
C. Noah
D. Peter
Answer» D. Peter
18388.

The vertices of a triangle ABC are (2, 3), (4, 7), (-5, 2). The length of the altitude through A is:

A. \(\dfrac{9}{53}\sqrt{53}\)
B. \(\dfrac{13}{53}\sqrt{106}\)
C. \(\dfrac{9}{53}\sqrt{106}\)
D. \(\dfrac{13}{53}\sqrt{53}\)
Answer» C. \(\dfrac{9}{53}\sqrt{106}\)
18389.

Which of the following provided 60 oxygen concentrators to Uttar Pradesh and half of them to Gautam Buddh Nagar district in May 2021?

A. Xiaomi Corporation
B. LG Corporation
C. Sony Group Corporation
D. Samsung Electronics
E. Motorola, Inc.
Answer» E. Motorola, Inc.
18390.

Tap A can fill a tank in 9 hours and tap B can fill the same tank in 6 hours. Tap C can empty the same full tank in 4 hours. If all the taps are opened together, then what portion of the tank will be filled after 6 hours?

A. 1/5
B. 1/15
C. 1/6
D. 1/18
Answer» D. 1/18
18391.

Which of the following nouns is in plural?

A. news
B. electronics
C. mice
D. billiards
Answer» D. billiards
18392.

Which of the following is an effective strategy to reduce children’s gender stereotyping and gender-role conformity ?

A. Discussion about gender bias
B. Emphasizing gender-specific roles
C. Gender-segregated play groups
D. Gender-segregated seating arrangement
Answer» B. Emphasizing gender-specific roles
18393.

Select the option that is related to the third term in the same way as the second term is related to the first term. 6 : 180 :: 5 : ?

A. 25
B. 125
C. 120
D. 150
Answer» E.
18394.

Water vascular system is a trait of

A. Porifferans
B. Molluscs
C. Echinoderms
D. All of these
Answer» D. All of these
18395.

What is the gain of the following circuit considering an ideal op-amp?

A. -1000
B. 1001
C. -1001
D. 1000
Answer» B. 1001
18396.

The solution of the equation \(\frac{{dQ}}{{dt}} + Q = 1\) with Q = 0 at t = 0 is

A. Q(t) = e–t – 1
B. Q(t) = 1 + e–t
C. Q(t) = 1 – et
D. Q(t) = 1 – e–t
Answer» E.
18397.

The effectiveness of the sanitizer depends on

A. The speed of evaporation
B. The frequency of use
C. The alcohol content in them
D. The content of soap in them
Answer» D. The content of soap in them
18398.

Which country has won the 2016 Kabaddi World Cup?

A. Srilanka
B. Iran
C. India
D. China
E. None of the above/More than one of the above
Answer» D. China
18399.

The Vijayanagara Empire received its death blow at the Battle of:

A. Talikota in 1565
B. Panipat in 1661
C. Talikota in 1665
D. Raichur in 1510
Answer» B. Panipat in 1661
18400.

The correct distribution of electrons in sodium is:

A. 2, 8, 1
B. 2, 6, 3
C. 5, 5, 1
D. 2, 5, 4
Answer» B. 2, 6, 3