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Question : What is the minimum distance (in metres) required to hear an echo?
Option 1: 10
Option 2: 13
Option 3: 17
Option 4: 21
Correct Answer: 17
Solution : The correct option is 17
The sound wave must reach the surface and return in a time interval that our ears can distinguish as different sounds in order for us to detect a distinct echo. Since the sound needs to travel to the surface and
Question : The founders of the Vijayanagara Empire were the feudatories of which of the following dynasties?
Option 1: Hoysala
Option 2: Pandya
Option 3: Kakatiya
Option 4: Chola
Correct Answer: Kakatiya
Solution : The correct option is Kakatiya.
The founders of the Vijayanagara Empire were originally feudatories (subordinate rulers) of the Kakatiya Dynasty. Harihara I and Bukka Raya I, the brothers who played roles in establishing the Vijayanagara Empire in the 14th century, were initially in the
Question : A place through which data can enter or leave a computer is called
Option 1: Bus
Option 2: Dock
Option 3: Mouse
Option 4: Port
Correct Answer: Port
Solution : The correct option is Port.
A "port" is a place on a computer via which data may enter or exit. The main parts of computer hardware and ports are utilised for several functions, including connecting peripherals, transferring data to and from external devices, and setting
Question : A seller uses a faulty weight in place of a 2 kg weight and earns a 25% profit. He claims that he is selling at the cost price in front of the customers but uses a faulty weight. How much error is there in the 2 kg weight to gain 25%?
Option 1: 250 gm
Option 2: 400 gm
Option 3: 500 gm
Option 4: 300 gm
Correct Answer: 400 gm
Solution : Let the error be m gm. Percentage profit = $[\frac{\text{Error}}{\text{(True weight–Error)}}] × 100 $ According to the question, $25 = (\frac{m}{(2000 - m)}) × 100$ $⇒ \frac{25}{100} = \frac{m}{(2000 - m)}$ $⇒ \frac{1}{4} = \frac{m}{(2000 - m)}$ $⇒ 2000 - m = 4m$ $⇒
Question : Select the most appropriate meaning of the given idiom. All eyes and ears
Option 1: To be attentive
Option 2: To threaten someone
Option 3: To believe everyone
Option 4: Full of bluster
Correct Answer: To be attentive
Solution : The first option is the correct answer.
This expression suggests being fully focused and alert, ready to listen and observe closely. When someone is described as having "all eyes and ears" it implies that they are paying close attention to what is happening
Question : The full form of MCA is
Option 1: Minister of Company Affairs
Option 2: Master of Computer Application
Option 3: Member Chartered Accountant
Option 4: Master of Commerce and Arts
Correct Answer: Master of Computer Application
Solution : The correct option is Master of Computer Application.
Master of Computer Application is a postgraduate degree program which focuses on computer applications and programming languages. The objective of this course is to develop deep and advanced skills in computer applications & software.
Question : If $a-b=1$ and $a^{3}-b^{3}=61$, then the value of $ab$ will be:
Option 1: –20
Option 2: 20
Option 3: 30
Option 4: 60
Correct Answer: 20
Solution : Given: $a-b=1$ and $a^{3}-b^{3}=61$ $\therefore a^3–b^3=(a–b)^3+3ab(a–b)$ Putting the values, we get ⇒ $61 = 1 + 3ab × 1$ ⇒ $61 – 1 = 3ab$ ⇒ $3ab= 60$ Thus, $ab=\frac{60}{3}=20$ Hence, the correct answer is 20.
Question : The theory of "Maximum Social Advantage" in Public Finance was given by
Option 1: Robbins
Option 2: Musgrave
Option 3: Findley
Option 4: Dalton
Correct Answer: Dalton
Solution : The correct answer is Dalton.
Hugh Dalton was an economist by profession. The concept of the theory says that public money is adjusted in such a manner that its disutility be mitigated. The theory keeps proper watch over public finance.
Question :
In which of the following multiple epidermises are found?
Option 1:
Boerhaavia
Option 2:
Amaranthus
Option 3: Helianthus
Option 4: Nerium
Correct Answer: Nerium
Solution : The correct answer is Nerium.
Nerium is a xerophytic evergreen plant which is found in tropical and temperate areas. It has multiple epidermis which helps it to reduce its rate of transpiration and conserve water. Nerium has evolve itself to survive in desert or snow
Question : Directions: Select the option representing the correct order of the given words as they appear in an English dictionary. 1. Assemble 2. Astronomy 3. Assessment 4. Ascending 5. Assumption 6. Assurance
Option 1: 1, 3, 5, 6, 2, 4
Option 2: 4, 3,1, 5, 6, 2
Option 3: 1, 4, 3, 5, 6, 2
Option 4: 4, 1, 3, 5, 6, 2
Correct Answer: 4, 1, 3, 5, 6, 2
Solution : Given: 1. Assemble 2. Astronomy 3. Assessment 4. Ascending 5. Assumption 6. Assurance
Step 1: Compare the first and second letters of each word. Since all the words start with the same letter A and are followed by s then
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