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.

18801.

The circumference of a circle exceeds its diameter by 60 cm. The area of the circle is: (Take π = 22/7)

A. 536 cm2
B. 1078 m2
C. 616 cm2
D. 346.5 cm2
Answer» D. 346.5 cm2
18802.

Select the option that is related to the third number in the same way as the second number is related to the first number.45 : 315:: 37:?

A. 144
B. 259
C. 169
D. 221
Answer» C. 169
18803.

The melting point of carbon is:

A. 1800 degree Centigrade
B. 2200 degree Centigrade
C. 3500 degree Centigrade
D. 5500 degree Centigrade
Answer» D. 5500 degree Centigrade
18804.

The outer most layer of the Sun is known as---

A. Corona
B. Photosphere
C. Chromosphere
D. Granule
Answer» B. Photosphere
18805.

The given Bar Graph presents the Imports and Export of an item (in house) manufactured by a company for the financial years, 2013-2014 to 2017-2018.What is the average of the absolute difference between Export and Imports (in tonnes) during the five financial years?

A. 262
B. 260
C. 256
D. 264
Answer» B. 260
18806.

Should a new person stand at intersection d, who among the six would she see?

A. U and Z only
B. V and X only
C. W and X only
D. U and W only
Answer» D. U and W only
18807.

What will be the day of the week on 15th April 2029?

A. Saturday
B. Monday
C. Tuesday
D. Sunday
Answer» E.
18808.

The general solution of \(\frac{{{d^2}y}}{{d{x^2}}} - 6\frac{{dy}}{{dx}} + 9y = 0\) is

A. \(y = {C_1}{e^{3x}} + {C_2}{e^{ - 3x}}\)
B. \(y = \left( {{C_1} + {C_2}x} \right){e^{ - 3x}}\)
C. \(y = \left( {{C_1} + {C_2}x} \right){e^{3x}}\)
D. \(y = {C_1}{e^{3x}}\)
Answer» D. \(y = {C_1}{e^{3x}}\)
18809.

What will be the amount on Rs 25000 at the rate of 20% per annum compounded yearly for 4 years?

A. 51840
B. 50350
C. 53550
D. 48750
Answer» B. 50350
18810.

Which of the following organisations has launched the online writing of APARs in SPARROW for over 46,000 of its Group B & C officers in 2019?

A. Central Board of Indirect Taxes and Customs
B. Central Vigilance Commission
C. Central Bureau of Investigation
D. Central Reserve Police Force
E. National Investigation Agency
Answer» B. Central Vigilance Commission
18811.

Select the letter cluster that will replace the question mark (?) in the following series. SD, QF, NH, JJ, EL, ?

A. ZN
B. AM
C. YN
D. BO
Answer» D. BO
18812.

The sum of \(\frac{7}{11}\)and \(\frac{11}{7}\) is ______.

A. \(\frac{170}{77}\)
B. \(\frac{18}{77}\)
C. \(\frac{18}{18}\)
D. \(\frac{77}{18}\)
Answer» B. \(\frac{18}{77}\)
18813.

The area of a circular park is very nearly equal to seven-fifteenth of the area of a triangular field having sides 110 m, 600 m and 610 m. What is the diameter of the park? (Take π = 22/7)

A. 140 m
B. 150 m
C. 120 m
D. 160 m
Answer» B. 150 m
18814.

The Directorate General Defence Estates has inked a pact with eGov Foundation to drive government e-initiatives while bringing better citizen-centric services across how many cantonment boards in the country?

A. 62
B. 58
C. 50
D. 46
E. 42
Answer» B. 58
18815.

Which of the following conversion formula is correct for temperature units

A. \(\frac C{100}= \frac {F-32}{180}=\frac {R-492}{180}\)
B. \(\frac C{180}= \frac {F-32}{100}=\frac {R-460}{180}\)
C. \(\frac C{100}= \frac {F-32}{180}=\frac {R}{180}\)
D. None of the above
Answer» B. \(\frac C{180}= \frac {F-32}{100}=\frac {R-460}{180}\)
18816.

What should be ensured before AI reaches the masses ?

A. It is properly marketed on social media
B. More and more money is pumped into research and development
C. Government agencies and corporations subsidize the research and development costs
D. Schools start teaching it as a core subject
E. All of these
Answer» D. Schools start teaching it as a core subject
18817.

The average ages (in years) of persons in groups A, B and C are 37, 23 and 41 years, respectively. If the average age of persons in groups A and B combined is 29, that of B and C is 33 and that of A and C is 39.5, then the average age of all the persons combined in these three groups is∶

A. 35.8
B. 34.8
C. 34
D. 33
Answer» D. 33
18818.

The magnetic bearing of a line AB is 48°24. Calculate the true bearing if the magnetic declination is E 5°38.

A. 42°44'
B. 20°56'
C. 54°02'
D. 53°98'
E. 59°28'
Answer» D. 53°98'
18819.

The voltage length characteristic of direct current arc is given by (V = 20 + 40L) volts, where L is the length of the arc in cm. The power source characteristic is approximated by straight line with open circuit voltage = 80 V and a short circuit = 1000 amp the arc length for maximum power

A. 0.25 cm
B. 0.5 cm
C. 0.65 cm
D. 0.80 cm
Answer» C. 0.65 cm
18820.

Using the state of the art Facial Recognition System, which of the following will enable students, to download their digital academic documents of class X and XII?

A. BSER
B. CBSE
C. BSEB
D. ICSE
E. U. P. Board
Answer» C. BSEB
18821.

The 2018 World Economic Forum Annual Meeting took place in -

A. Germany
B. Switzerland
C. France
D. United Kingdom
Answer» C. France
18822.

What is the greatest value of the positive integer n satisfying the condition \(1 + \frac{1}{2} + \frac{1}{4} + \frac{1}{8} + \ldots + \frac{1}{{{2^{{\rm{n}} - 1}}}} < 2 - \frac{1}{{1000}}?\)

A. 8
B. 9
C. 10
D. 11
Answer» D. 11
18823.

There are two batches A and B of a class. Batch A consists of 44 students and batch B consists of 56 students. The average weight (in kg) of the whole class, if the average weight of batch A is 43 kg and that of batch B is 39 kg, is:

A. 40.76
B. 42.65
C. 39.68
D. 41.59
Answer» B. 42.65
18824.

What is the gain percent when articles bought at 6 pieces for Rs. 5 are sold at 5 pieces for Rs. 6?

A. 33%
B. 30%
C. 44%
D. 25%
Answer» D. 25%
18825.

What is the difference between the mean and the median of the following data :5, 7, 8, 13, 12, 14, 9, 2, 26, 10?

A. 1.8
B. 0.4
C. 2.3
D. 1.1
Answer» E.
18826.

Which of the following digital initiative ​has been launched by Lakshmi Vilas Bank (LVB) to enable the opening of savings account instantly?

A. Lakshmi InstaCash
B. Lakshmi DigiGo
C. Lakshmi QuickAccount
D. Lakshmi GoQuick
E. Lakshmi FastCash
Answer» C. Lakshmi QuickAccount
18827.

Select the related word from the given alternatives.Consolation : Grief ∷ sedative : _______

A. Chloroform
B. Anesthesia
C. Pain
D. Burn
Answer» D. Burn
18828.

What is the minimum amount which can be remitted through Real Time Gross Settlement (RTGS)?

A. Rs. 2,00,000
B. Rs.1,00,000
C. Rs. 5,00,000
D. Rs. 3,00,000
Answer» B. Rs.1,00,000
18829.

The average of twelve numbers is 45.5. The average of the first four numbers is 41.5 and that of the next five numbers is 48. The 10th number is 4 more than the 11th number and 9 more than the 12th number. What is the average of the 10th and 12th numbers?

A. 47
B. 46.5
C. 46
D. 47.8
Answer» C. 46
18830.

The Nyquist plot of a loop transfer function G(jω) H(jω) of a system encloses the (-1, j0) point. The gain margin of the system is

A. less than zero
B. zero
C. greater than zero
D. infinity
Answer» B. zero
18831.

Which of the following has completed its $2.1 billion acquisition of wearable device maker Fitbit Inc?

A. Microsoft
B. Google
C. Samsung
D. Apple
E. IBM
Answer» C. Samsung
18832.

The pressure head loss experienced by fluid flow due to friction in a pipe reduces with

A. Increased length of pipe
B. Increased diameter of pipe
C. Decreased length of pipe
D. Both b and c
Answer» E.
18833.

What percent of 2kg is 50g?

A. 25%
B. 0.25%
C. 12.5%
D. 2.5%
Answer» E.
18834.

Which letter represents female tall persons who play football but dont swim?

A. B
B. A
C. D
D. I
Answer» B. A
18835.

The feeling of an adolescent 'everyone noticed that I wore this shirt twice a week', is an example of :

A. His awareness
B. Imaginary audience
C. Self-regulation
D. None of the above
Answer» C. Self-regulation
18836.

Where was the 3rd edition of Global Ayurveda Summit 2019 held?

A. Tamil Nadu
B. Kerala
C. Telangana
D. Maharashtra
E. Karnataka
Answer» C. Telangana
18837.

What sum of money will amount to Rs.520 in 5 years and to Rs.568 in 7 years at simple interest?

A. Rs. 510
B. Rs. 400
C. Rs. 220
D. Rs. 120
Answer» C. Rs. 220
18838.

The difference between two numbers is 7. Six times the smaller plus the larger is 77. Find the numbers.

A. 12, 19
B. 11, 15
C. 10, 17
D. 9, 14
Answer» D. 9, 14
18839.

Read the given question and decide which of the following argument(s) is/are correct.Hydrogen is in a cylinder.Argument 1: Hydrogen is in a liquid state.Argument 2: Hydrogen is in a gaseous state.

A. Neither argument 1 nor 2 is correct
B. Only argument 1 is correct
C. Only argument 2 is correct
D. Either argument 1 or 2 is correct.
Answer» E.
18840.

The critical hydraulic gradient observed for sand boiling condition is given by:

A. \(i_c = \dfrac{G-1}{1+e}\)
B. \(i_c = \dfrac{G+1}{1-e}\)
C. \(i_c = \dfrac{G-1}{1-e}\)
D. \(i_c = \dfrac{G+1}{1+e}\)
Answer» B. \(i_c = \dfrac{G+1}{1-e}\)
18841.

Three identical coils, each with a 10-ohm resistor and a 0.03-H inductor, are connected in delta across a 440-V, 50-Hz, three-phase power supply. What will be the total power consumed?

A. 10 kW
B. 29.11 kW
C. 30.77 kW
D. 50.41 kW
Answer» D. 50.41 kW
18842.

The average of nine 2 digit numbers is decreased by 6 when the digits of one of the 2 digit numbers is interchanged. Find the difference between the digits of that number.

A. 6
B. 8
C. 2
D. 4
Answer» B. 8
18843.

Select the correct indirect form of the given sentence.She said, “Is anyone there in the house?”

A. She asked there is anyone in the house.
B. She told there is someone in the house.
C. She enquired if someone is there in the house.
D. She asked if anyone was there in the house.
Answer» E.
18844.

Where is the pituitary gland located?

A. Brain
B. Kidney
C. Liver
D. Intestine
Answer» B. Kidney
18845.

The number of workers in the factory whose weekly earnings are Rs. 5,500 or more but less than Rs. 7,500 is:

A. 375
B. 285
C. 345
D. 240
Answer» B. 285
18846.

The correct order of decreasing electron gain enthalpy with negative sign for chalcogens is - Identify

A. O > S > Se > Te
B. O < Te < Se < S
C. S > Se > Te > O
D. S > O > Se > Te
Answer» D. S > O > Se > Te
18847.

Which of the following statement/s is/are true?I. 6300 > 16200II. 4300 > 7200

A. Only I
B. Only II
C. Both I and II
D. Neither I nor II
Answer» C. Both I and II
18848.

Which among the following statements(s) is/are true about the Mughal rule under Akbar?1. Akbar opened the Ibadat Khana to people of all religions; Sufis, Shias, Christians, Jains and athests.2. Akbar issued the Mahzar-nama to take all religious matters in his own hands.Select the correct answer using the code given below:

A. Only 1
B. Only 2
C. Both 1 and 2
D. Neither 1 nor 2
Answer» D. Neither 1 nor 2
18849.

Which of the following principles is used in shaping behaviour in Skinner’s Operant Conditioning ?

A. Principle of keeping the response simple and specific
B. Principle of keeping the response soft and sweet
C. Principle of successive approximation
D. Principle of reward and punishment
Answer» D. Principle of reward and punishment
18850.

VLE stands for

A. Value Learning Environment
B. Virtual Loaded Environment
C. Virtual Learning Environment
D. Value Loaded Environment
Answer» D. Value Loaded Environment