Correct Answer:

Solution : Given:

The square of the first number is equal to the second number.

Similarly, the missing number is 

Hence, the first option is correct.

Correct Answer: 1842

Solution : The correct answer is 1842.

Christian Doppler, an Austrian physicist, initially described the Doppler Effect in 1842. It is visible when the pitch of a vehicle's horn changes as it approaches and recedes from the observer. Christian Doppler first tested the effect of motion

Correct Answer: For a few moments

Solution : The correct choice is the fourth option.

An indefinite article a should be added before few moments, as it means some moments, making it a sensible statement.

The correct statement is: The stranger stood quietly for a few moments.

Correct Answer: Great-granddaughter

Solution : As per the given information, the family tree will be as follows –

Here, the quadrilateral represents the male, and the circular figure represents the female in the figure.

So, from the above family tree, Prema is the great-granddaughter of Leela. Hence, the fourth option 

Correct Answer: refraction

Solution : The correct answer is refraction. 

Pond appears shallower because of refraction. Refraction is the phenomenon of bending of light rays when it moves from rarer medium to denser medium. Because of this a pond appears shallower than it actually is. Some examples are- formation of

Correct Answer: 32

Solution : Given:
1st number is twice of the 2nd number.
Let the two numbers be $x$ and $2x$ respectively.
According to the question,
$x\times 2x = 2048$
⇒ $2x^{2} = 2048$
⇒ $x^{2} = \frac{2048}{2} = 1024$
⇒ $x = \sqrt{1024} = 32$
So, the smaller

Correct Answer: Bark

Solution : The correct option is Bark.

Cinnamon is a spice obtained from the bark of the Cinnamomum genus of trees. It has a sweet, and warming flavour, and is utilised in both culinary and medicinal uses. The inner bark of the tree is removed, dried,

Correct Answer: Aladdin’s cave

Solution : The correct choice is the third option.

The phrase Aladdin's cave refers to a place full of treasures or fascinating items. In the context of the sentence, it conveys the idea of a place abundant with diverse and captivating items, attracting people of

Correct Answer: 8

Solution : Given:
44 M 24 K 56 L 14 J 60 = ?
Here, K means multiplied by, J means added to, M means subtracted from, and L means divided by.

Let's, find the value of 44 M 24 K 56 L 14 J 60 –

Correct Answer: Delhi to Devagiri

Solution : The correct option is Delhi to Devagiri.

Muhammad bin Tughluq, the Sultan of Delhi, decided to move his capital from Delhi to Devagiri in the Deccan area of India. He decided as part of his effort to strengthen his position of authority