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Question : A person covers the first 30 km in 60 minutes and the next 40 km in 30 minutes. What is his average speed for the whole journey?
Option 1: $\frac{140}{3}$ km/hr
Option 2: 30 km/hr
Option 3: $\frac{160}{3}$ km/hr
Option 4: 60 km/hr
Correct Answer: $\frac{140}{3}$ km/hr
Solution : Given: A person covers the first 30 km in 60 minutes and the next 40 km in 30 minutes. The total time taken = 1 + $\frac{30}{60}$ = 1 + $\frac{1}{2} = \frac{3}{2}$ hr The total distance = 30 + 40 = 70 km.
Question : In 1653, which French scientist observed that if some pressure is applied to any point of an incompressible fluid, the same pressure is transmitted to all points of the fluid and the walls of the vessel.
Option 1: Daniel Bernoulli
Option 2: Evangelista Torricelli
Option 3: Blaise Pascal
Option 4: Eugene Bourdon
Correct Answer: Blaise Pascal
Solution : The correct option is Blaise Pascal.
In 1653, the French scientist Blaise Pascal made significant contributions to the understanding of fluid mechanics, including the principle you mentioned. Pascal's law, also known as Pascal's principle, states that when pressure is applied to an enclosed
Question : Select the most appropriate meaning of the given idiom. Spill the beans
Option 1: Sound familiar
Option 2: Fail to make an impact
Option 3: To be very expensive
Option 4: Give away a secret
Correct Answer: Give away a secret
Solution : The correct choice is the fourth option.
Explanation: The idiom "spill the beans" means to give away a secret or disclose information that was meant to be kept confidential. It's often used when someone unintentionally reveals something that was supposed to be
Question : Directions: In the following question, the sentence given with a blank is to be filled in with an appropriate word. Select the correct alternative out of the four.
Sweets are ______ by children.
Option 1: like
Option 2: likes
Option 3: liked
Option 4: alike
Correct Answer: liked
Solution : The third option is the correct choice.
The option liked, which means "to find something enjoyable or satisfactory", fits perfectly in the sentence, indicating that sweets are enjoyed by children.
Liked is the correct choice because it is the passive form of the verb
Question : During which of the following operating conditions of an automobile, carbon monoxide content in the exhaust gas is maximum?
Option 1: Acceleration
Option 2: Cruising
Option 3: Idle running
Option 4: Deceleration
Correct Answer: Idle running
Solution : The correct option is Idle running.
The carbon monoxide (CO) level of an automobile exhaust gas is normally highest under idle running circumstances. The engine of a car is idling while it is running at a low pace or is at rest. The combustion
Question : Directions: Select the word that cannot be formed using the letters of the word SPRITUALITY.
Option 1: RITUAL
Option 2: SPRINT
Option 3: TRAIL
Option 4: SPRAY
Correct Answer: SPRINT
Solution : Given SPRITUALITY
Let's compare all the option words with the given word. First option: RITUAL; All the letters of RITUAL are present in the word SPRITUALITY. Second option: SPRINT; N is not present in the word SPRITUALITY. Therefore, all the letters of SPRINT are not
Question : Train ‘A’ requires 15 seconds to cross train ‘B’ of length 300 m moving in the opposite direction at a speed of 36 km/hr. Further, train ‘A’ requires 30 seconds to cross a 500 m long stationary train ‘C’. Find the length (in m) of train ‘A’.
Option 1: 200
Option 2: 300
Option 3: 250
Option 4: 275
Correct Answer: 200
Solution : Speed = $\frac{\text{Distance}}{\text{time}}$ Train ‘A’ requires 15 seconds to cross train ‘B’ of length 300 m. Speed of train B = 36 km/hr = $36 \times \frac{5}{18}$ = 10 m/s Distance covered by train B in 15 sec = $10\times 15$ = 150 m Let
Question : In the following question, out of the given four alternatives, select the alternative which best expresses the meaning of the Idiom/Phrase.
To make one's mark
Option 1: To prove a point
Option 2: To attain success
Option 3: To make no effort
Option 4: To be indifferent
Correct Answer: To attain success
Solution : The correct choice is the second option.
Explanation: The idiom to make one's mark means to achieve success or recognition.
Among the given options, to attain success closely captures the intended meaning, as making one's mark implies leaving a lasting and positive
Question : A geyser is a spring which
Option 1: throws water continuously
Option 2: throws water intermittently
Option 3: throws water and steam at regular intervals
Option 4: throws only steam
Correct Answer: throws water and steam at regular intervals
Solution : The correct answer is throws water and steam at regular intervals.
Geyser is a hot spring which releases hot water and steam at regular intervals. It releases geothermally heated water through small openings on earth's crust which runs deep
Question : Select the option that expresses the given sentence in passive voice.
They were preparing banners with different designs for the sports meet.
Option 1: Banners were being prepared by them with different designs for the sports meet.
Option 2: Banners have prepared by them with different designs for the sports meet.
Option 3: Banners had been prepared by them with different designs for the sports meet.
Option 4: Banners were prepared by them with different designs for the sports meet.
Correct Answer: Banners were being prepared by them with different designs for the sports meet.
Solution : The correct choice is the first option.
Passive voice is the voice in which the object experiences an action rather than the person who performs the action. Hence, the object in the active
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