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Question : A cone and a cylinder with equal radii have equal volumes. The ratio of their heights is:
Option 1: 2 : 3
Option 2: 3 : 4
Option 3: 1 : 2
Option 4: 3 : 1
Correct Answer: 3 : 1
Solution : Let radius of cylinder = radius of cone = $r$ Volume of cylinder = $\pi r^2 h_1$ Volume of cone = $\frac{\pi r^2 h_2}3$ When the radius and volume are the same, ${(\pi r^2 h_1)}={(\frac{\pi r^2h_2}3)}$ ⇒ $\frac{h_2}{h_1}$ = 3 : 1 Hence,
Question : Identify the segment that contains a grammatical error. If there is no error, select 'No error'.
Eddie just panics / when it gets closer / nearer the end.
Option 1: nearer the end.
Option 2: No error
Option 3: when it gets close
Option 4: Eddie just panics
Correct Answer: nearer the end.
Solution : The correct choice is the first option.
Explanation: The segment nearer the end contains a grammatical error. The correct form of the comparative adjective close is closer. When expressing proximity, the standard structure is closer to rather than nearer. Comparative
Question : What was the earlier name of music director A. R. Rahman?
Option 1: Manoj Kumar
Option 2: Dileep Kumar
Option 3: R. Ramachandran
Option 4: T. Viswanathan
Correct Answer: Dileep Kumar
Solution : The correct option is Dileep Kumar.
A. R. Rahman is a well-known Indian music composer, record producer, multi-instrumentalist, singer, songwriter, musician, and philanthropist who is well known for his work in Indian film. After adopting Islam, A. R. Rahman changed his name from
Question : Siderosis is a disease caused by the inhalation of
Option 1: silica dust
Option 2: iron dust
Option 3: zinc dust
Option 4: coal dust
Correct Answer: iron dust
Solution : The correct option is iron dust.
Siderosis is a disease induced by inhaling iron or iron oxide particles, frequently caused by occupational exposure to iron dust or fumes. It primarily affects the lungs, causing inflammation, scarring and other respiratory complications. Workers in mining,
Question : What do you understand by the term espuma?
Option 1: Foam
Option 2: Soap
Option 3: Salt
Option 4: Calcium
Correct Answer: Foam
Solution : The correct option is Foam.
In Spanish and Portuguese, espuma usually refers to foam or froth. In many circumstances, it can refer to a cluster of small bubbles that emerge on the surface of a liquid as a result of agitation or aeration. Espuma is
Question : What is the name given to the common currency of the European Union?
Option 1: Rupee
Option 2: Euro
Option 3: Rouble
Option 4: Franc
Correct Answer: Euro
Solution : The correct answer is Euro.
The Euro, which was created by the European Union, is used as the primary currency by the majority of its member nations. The Euro was established to encourage economic integration, stability, and growth in Europe. Participating EU states and some
Question : Directions: In the following question, out of four alternatives, select the alternative that will improve the bracketed part of the sentence. In case no improvement is needed, select "No Improvement".
(One of the major drawback of cleanliness drives is) less action and more talks.
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 1
Solution : The appropriate answer is the first option as 'drawback' should be replaced with 'drawbacks' since the plural noun comes after the phrase 'one of the'.
The second option is grammatically incorrect as a singular subject should not be accompanied by plural helping verbs. Moreover, it
Question : The following bar chart shows the marks obtained (out of 100) by a student in 6 different subjects in an examination. The total marks obtained by the student in S2 and S4 taken together is what percentage more than the marks obtained by the student in S5? [Give your answer correct to 2 decimal places.]
Option 1: 73.34%
Option 2: 71.11%
Option 3: 76.47%
Option 4: 79.32%
Correct Answer: 76.47%
Solution : The total marks obtained by the student in S2 and S4 taken together = 67 + 83 = 150 The total marks obtained by the student in S5 = 85 Difference in marks = 150 – 85 = 65 Required percentage = $\frac{\text{Difference in marks
Question : An eudiometer measures
Option 1: atmospheric pressure
Option 2: time
Option 3: volume of gases
Option 4: vapour pressure
Correct Answer: volume of gases
Solution : The correct option is the volume of gases.
The volume of a gas mixture changes after a physical or chemical change, and a eudiometer is a laboratory instrument that monitors this change. It typically comes in two sizes, 50 mL and 100
Question : Who among the following received the MS Subbulakshmi Award from the Tamil Nadu Eyal Isai Nataka Manram for the year 2020?
Option 1: Harini
Option 2: Vani Jairam
Option 3: L.R.Eswari
Option 4: Saindhavi
Correct Answer: Vani Jairam
Solution : The Correct Option is Vani Jairam
Vani Jairam was named the recipient of the 2020 "M.S. Subbulakshmi Award" by the Tamil Nadu Eyal Isai Nataka Manram. This honor, which bears the name of the renowned Indian classical vocalist M.S. Subbulakshmi, is given to people
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