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Question : "Life Divine" is a book written by
Option 1: M.K. Gandhi
Option 2: Rabindranath Tagore
Option 3: Sarvepalli Radhakrishnan
Option 4: Shri Aurobindo
Correct Answer: Shri Aurobindo
Solution : The correct answer is Shri Aurobindo.
Life Divine is a book by Sri Aurobindo. He provides a theory of spiritual progression in it, which is his main philosophical work. Sri Aurobindo was a poet, yogi, philosopher, and patriot of India. He passed away in
Question : Directions: If + means −, − means ×, × means ÷, and ÷ means +, what will be the value of the following expression? 3 ÷ 6 + 3 – 4 × 4 = ?
Option 1: 8
Option 2: 5
Option 3: 6
Option 4: 4
Correct Answer: 6
Solution : Given: + means −, − means ×, × means ÷, and ÷ means +. 3 ÷ 6 + 3 – 4 × 4 = ?
On interchanging the mathematical signs, we get – = 3 + 6 – 3 × 4 ÷ 4 = 3
Question : Mona purchased two sets of jewellery for INR 4,000 each. She sold these sets of jewellery, gaining 8% on one and losing 6% on the other. Calculate her total loss or gain in this whole transaction.
Option 1: INR 120 gain
Option 2: INR 80 gain
Option 3: INR 80 loss
Option 4: INR 120 loss
Correct Answer: INR 80 gain
Solution : Mona purchased two sets of jewellery for INR 4,000 each. She sold these sets of jewellery, gaining 8% on one. Selling price = $\frac{100+ \text{Profit}\%}{100}×$ Cost price So, selling price is $\frac{108}{100}×4000$ = INR 4320 She sold the 2nd set of jewellery at
Question : What is the name of the device used to convert alternating current into direct current?
Option 1: Ammeter
Option 2: Galvanometer
Option 3: Rectifier
Option 4: Transformer
Correct Answer: Rectifier
Solution : The correct option is rectifier.
The device employed for transforming alternating current (AC) into direct current (DC) is known as a rectifier. Various types of rectifiers exist, including diode rectifiers, bridge rectifiers, as well as more sophisticated semiconductor-based rectifiers like thyristors and silicon-controlled rectifiers (SCRs).
Question : Directions: In the following question, a series is given with one term missing. Choose the correct alternative from the given ones that will complete the series. KKMLLNMMONNPOOQP??
Option 1: PQ
Option 2: ST
Option 3: QV
Option 4: PR
Correct Answer: PR
Solution : Given: KKMLLNMMONNPOOQP??
Here, every alternate letter is being repeated in sequential order – KKMLLNMMONNPOOQPP? K + 1 = L; L + 1 = M; M + 1 = N; N + 1 =
Question : Directions: Which two numbers should be interchanged to make the given equation correct? 10 + 2 × 12 ÷ 6 – 4 = 16
Option 1: 6 and 12
Option 2: 2 and 10
Option 3: 10 and 4
Option 4: 2 and 4
Correct Answer: 2 and 4
Solution : Given: 10 + 2 × 12 ÷ 6 – 4 = 16
Let's check each option – First Option: 6 and 12 On interchanging the numbers, we get – 10 + 2 × 6 ÷ 12 – 4 = 16 On solving the
Question : Vegetables are cooked in less time by adding a pinch of salt while cooking because:
Option 1: boiling point of water increases
Option 2: latent heat of vaporisation of water decreases
Option 3: latent heat of vaporisation of water increases
Option 4: boiling point of water decreases
Correct Answer: boiling point of water increases
Solution : The correct option is the boiling point of water increases.
The boiling point of water rises when a pinch of salt is added to it. This phenomenon is caused by a mechanism known as boiling point elevation or the boiling
Question : Water has maximum density at
Option 1: 100oC
Option 2: 0oC
Option 3: 4oC
Option 4: 273oC
Correct Answer: 4oC
Solution : The correct answer is 4oC.
At 4oC, water has the highest density. It is because as water cools, its molecules grow closer together. However, water molecules start to form hydrogen bonds with one another when the temperature reaches 4
Question : Directions: A triangular sheet of paper has been folded and punched as shown below. How will it appear when opened.
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : When the given folded paper is unfolded, it will look like –
Hence, the first option is correct.
Question : Which five-year plan aimed to increase the rapid growth in food grain production?
Option 1: Seventh Five-Year Plan
Option 2: Eighth Five-Year Plan
Option 3: Sixth Five-Year Plan
Option 4: Fifth Five-Year Plan
Correct Answer: Seventh Five-Year Plan
Solution : The correct answer is the Seventh Five-Year Plan.
With an emphasis on 'food, work, and productivity', the Seventh Five-Year Plan attempted to accelerate food grain production, increase employment opportunities, and raise productivity. The strategy was quite effective, as the economy grew at a
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