Q. As of 2023, which country is the largest importer of Indian goods? (2023)
-
A.
USA
-
B.
China
-
C.
UAE
-
D.
Germany
Solution
The USA is the largest importer of Indian goods as of 2023.
Correct Answer:
A
— USA
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Q. As of 2023, which Indian bank has the highest number of branches? (2023)
-
A.
State Bank of India
-
B.
Punjab National Bank
-
C.
Bank of Baroda
-
D.
HDFC Bank
Solution
State Bank of India has the highest number of branches in India as of 2023.
Correct Answer:
A
— State Bank of India
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Q. As of 2023, which renewable energy source has the highest capacity in India? (2023)
-
A.
Solar
-
B.
Wind
-
C.
Hydro
-
D.
Biomass
Solution
Solar energy has the highest capacity among renewable sources in India as of 2023.
Correct Answer:
A
— Solar
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Q. As of 2023, which sector is the largest contributor to India's GDP? (2023)
-
A.
Agriculture
-
B.
Manufacturing
-
C.
Services
-
D.
Construction
Solution
The services sector is the largest contributor to India's GDP as of 2023.
Correct Answer:
C
— Services
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Q. At which latitude does the sun appear directly overhead at noon during the equinox? (2021)
-
A.
0 degrees
-
B.
23.5 degrees North
-
C.
23.5 degrees South
-
D.
90 degrees
Solution
At the equinox, the sun is directly overhead at the equator, which is at 0 degrees latitude.
Correct Answer:
A
— 0 degrees
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Q. At which latitude does the sun appear directly overhead at noon during the summer solstice? (2021)
-
A.
Equator
-
B.
Tropic of Cancer
-
C.
Tropic of Capricorn
-
D.
Arctic Circle
Solution
During the summer solstice, the sun is directly overhead at the Tropic of Cancer, which is at 23.5°N latitude.
Correct Answer:
B
— Tropic of Cancer
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Q. At which latitude does the sun not set during the summer solstice?
-
A.
Equator
-
B.
Tropic of Cancer
-
C.
Arctic Circle
-
D.
Tropic of Capricorn
Solution
The sun does not set during the summer solstice at latitudes above the Arctic Circle (66.5°N).
Correct Answer:
C
— Arctic Circle
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Q. At which latitude would you expect to find the longest day during the summer solstice? (2021)
-
A.
Equator
-
B.
Tropic of Cancer
-
C.
Arctic Circle
-
D.
Antarctic Circle
Solution
The longest day occurs at the Arctic Circle during the summer solstice, where the sun does not set.
Correct Answer:
C
— Arctic Circle
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Q. At which longitude would it be 3:00 PM if it is 12:00 noon at 0° longitude?
-
A.
45°E
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B.
90°E
-
C.
135°E
-
D.
180°E
Solution
3 hours ahead means 3 * 15° = 45°. Therefore, 0° + 45° = 135°E.
Correct Answer:
C
— 135°E
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Q. At which longitude would it be 3:00 PM if it is 12:00 PM at 0° longitude? (2021)
-
A.
45° East
-
B.
90° East
-
C.
135° East
-
D.
180°
Solution
3 hours ahead means 3 * 15 = 45 degrees East, so 0° + 45° = 135° East.
Correct Answer:
C
— 135° East
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Q. At which longitude would the local time be 3 hours ahead of GMT?
-
A.
45°E
-
B.
60°E
-
C.
75°E
-
D.
90°E
Solution
Each hour corresponds to 15 degrees. Therefore, 3 hours ahead means 3 * 15 = 45 degrees east of GMT, which is 45°E.
Correct Answer:
C
— 75°E
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Q. At which longitude would the local time be 6 hours ahead of GMT?
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A.
90°E
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B.
120°E
-
C.
150°E
-
D.
180°E
Solution
6 hours ahead corresponds to 6 * 15° = 90°. Therefore, 90°E is the correct answer.
Correct Answer:
C
— 150°E
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Q. At which longitude would the local time be 6 hours ahead of UTC?
-
A.
90°E
-
B.
120°E
-
C.
150°E
-
D.
180°E
Solution
150°E corresponds to UTC+6, as each 15° represents one hour.
Correct Answer:
C
— 150°E
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Q. At which longitude would the local time be the same as that of the Prime Meridian?
-
A.
15°E
-
B.
15°W
-
C.
0°
-
D.
90°E
Solution
The local time is the same as that of the Prime Meridian at 0° longitude.
Correct Answer:
C
— 0°
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Q. Calculate the area under the curve y = 2x + 1 from x = 1 to x = 4.
Solution
The area under the curve is given by ∫(from 1 to 4) (2x + 1) dx = [x^2 + x] from 1 to 4 = (16 + 4) - (1 + 1) = 20.
Correct Answer:
A
— 15
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Q. Calculate the area under the curve y = x^3 from x = 0 to x = 2.
Solution
The area under the curve is given by ∫(from 0 to 2) x^3 dx = [x^4/4] from 0 to 2 = (16/4) - (0) = 4.
Correct Answer:
B
— 8
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Q. Calculate the determinant of the matrix J = [[1, 2, 1], [0, 1, 0], [2, 3, 1]]. (2023)
Solution
The determinant of J is calculated as 1*(1*1 - 0*3) - 2*(0*1 - 0*2) + 1*(0*3 - 1*2) = 1 - 0 - 2 = -1.
Correct Answer:
B
— 1
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Q. Calculate the determinant of the matrix \( I = \begin{pmatrix} 3 & 2 \\ 1 & 4 \end{pmatrix} \). (2023)
Solution
Det(I) = (3*4) - (2*1) = 12 - 2 = 10.
Correct Answer:
A
— 10
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Q. Calculate the distance between the points (1, 1) and (4, 5).
Solution
Using the distance formula: d = √[(4 - 1)² + (5 - 1)²] = √[9 + 16] = √25 = 5.
Correct Answer:
B
— 5
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Q. Calculate the distance between the points (1, 2) and (1, 5).
Solution
Using the distance formula: d = √[(1 - 1)² + (5 - 2)²] = √[0 + 9] = √9 = 3.
Correct Answer:
A
— 3
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Q. Calculate the distance between the points (6, 8) and (2, 3).
Solution
Using the distance formula: d = √[(2 - 6)² + (3 - 8)²] = √[16 + 25] = √41.
Correct Answer:
B
— 6
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Q. Calculate the distance between the points (6, 8) and (6, 2).
Solution
Using the distance formula: d = √((6 - 6)² + (2 - 8)²) = √(0 + 36) = √36 = 6.
Correct Answer:
A
— 6
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Q. Calculate the integral ∫(2 to 3) (x^3) dx. (2023)
Solution
∫(2 to 3) (x^3) dx = [x^4/4] from 2 to 3 = (81/4 - 16/4) = 65/4 = 16.25.
Correct Answer:
C
— 8
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Q. Calculate the integral ∫(2 to 5) (4x - 1) dx. (2023)
Solution
∫(2 to 5) (4x - 1) dx = [2x^2 - x] from 2 to 5 = (50 - 5) - (8 - 2) = 40.
Correct Answer:
A
— 20
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Q. Calculate the limit: lim (x -> 0) (ln(1 + x)/x) (2023)
-
A.
1
-
B.
0
-
C.
Undefined
-
D.
Infinity
Solution
Using L'Hôpital's Rule, we differentiate the numerator and denominator to find lim (x -> 0) (1/(1 + x)) = 1.
Correct Answer:
A
— 1
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Q. Calculate the limit: lim (x -> 0) (x^2 sin(1/x))
-
A.
0
-
B.
1
-
C.
∞
-
D.
Undefined
Solution
Since |sin(1/x)| ≤ 1, we have |x^2 sin(1/x)| ≤ |x^2|. Thus, lim (x -> 0) x^2 sin(1/x) = 0.
Correct Answer:
A
— 0
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Q. Calculate the limit: lim (x -> 0) (x^3)/(sin(x)) (2023)
-
A.
0
-
B.
1
-
C.
∞
-
D.
Undefined
Solution
Using the fact that sin(x) ~ x as x approaches 0, we find that lim (x -> 0) (x^3)/(sin(x)) = 0.
Correct Answer:
A
— 0
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Q. Calculate the limit: lim (x -> 2) (x^3 - 8)/(x - 2)
Solution
Factoring gives lim (x -> 2) ((x - 2)(x^2 + 2x + 4))/(x - 2) = lim (x -> 2) (x^2 + 2x + 4) = 12.
Correct Answer:
A
— 4
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Q. Calculate the limit: lim (x -> ∞) (3x^2 + 2)/(5x^2 - 4) (2023)
Solution
Dividing numerator and denominator by x^2 gives lim (x -> ∞) (3 + 2/x^2)/(5 - 4/x^2) = 3/5.
Correct Answer:
A
— 3/5
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Q. Calculate the limit: lim (x -> ∞) (3x^2 + 2)/(5x^2 - 4x + 1) (2023)
Solution
Dividing numerator and denominator by x^2 gives lim (x -> ∞) (3 + 2/x^2)/(5 - 4/x + 1/x^2) = 3/5.
Correct Answer:
A
— 3/5
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