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how to prepare for CDS entrance examination

Sajal Trivedi 21st Jan, 2024

Hello aspirant,

Those who want to take the CDS exam in 2024 need to start planning their study. Candidates must allot the same amount of time to each of the exam's topics. Completing the CDS syllabus 2024 on time is also beneficial. The study plan aids in maintaining goal concentration

15 Views

Question : Which pioneer scientist used radio waves to transmit signals over distances of several kilometres in the 1890s?

Option 1: Michael Faraday

Option 2: Paul Langevin

Option 3: Guglielmo Marconi

Option 4: Pierre Weiss

Team Careers360 24th Jan, 2024

Correct Answer: Guglielmo Marconi


Solution : The correct option is Guglielmo Marconi.

Guglielmo Marconi was a trailblazing scientist who, in the 1890s, used radio waves to send signals across several kilometres. Marconi, an Italian inventor and electrical engineer, is credited with being one of the key figures in the development

13 Views

Question : According to the 2011 Census, which Indian state has the highest sex ratio?

Option 1: Tamil Nadu

Option 2: Manipur

Option 3: Kerala

Option 4: Meghalaya

Team Careers360 20th Jan, 2024

Correct Answer: Kerala


Solution : The correct answer is Kerala.

Kerala state has the highest literacy rate in India, according to the 2011 Census. The literacy rate for men is 96.1%, while the rate for women is 92.1%. The lowest literacy percentage is seen in Bihar (71.2% for men

15 Views

Question : Two concentric circles are drawn with radii of 20 cm and 16 cm. What will be the length of a chord of the larger circle which is tangent to the smaller circle?

Option 1: 34 cm

Option 2: 24 cm

Option 3: 48 cm

Option 4: 12 cm

Team Careers360 23rd Jan, 2024

Correct Answer: 24 cm


Solution :

As BOC is a right-angled triangle at C,
Applying Pythagoras theorem,
⇒ $(BO)^2 = (CO)^2 + (BC)^2$
⇒ $(20)^2 = (16)^2 + (BC)^2$
⇒ $400 = 256 + BC^2$
⇒ $BC = \sqrt{\text{400 – 256}}$
⇒ $BC = \sqrt{144}$
⇒ $BC = 12$
$\therefore

5 Views

Question : Directions: Select the correct mirror image of the given figure when the mirror is placed at line AB as shown.

Option 1:

Option 2:

Option 3:

Option 4:

Team Careers360 24th Jan, 2024

Correct Answer:


Solution : As per the mirror image properties, closer things appear close to the mirror in the reflection.
Here, according to the information provided, the mirror is placed on the right side of the figure (on Line AB). So, the left side of the reflected image will appear

12 Views

Question :

Which one of the following does not secrete any digestive enzyme ?
 

Option 1:

Liver

Option 2:

Salivary gland

Option 3:

Glands of small intestine

 

Option 4: Pancreas

Team Careers360 22nd Jan, 2024

Correct Answer:

Liver


Solution : The correct option is Liver.

The liver is the only organ that does not release any digestive enzymes. While the liver is important in digestion because it produces bile, which is stored in the gallbladder and released into the small intestine to help in

20 Views

Question : Who among the following personalities was known as the "architect of Operation Flood"?

Option 1: Verghese Kurien

Option 2: Tribhuvandas Patel

Option 3: Morarji Desai

Option 4: Vallabhbhai Patel

Team Careers360 20th Jan, 2024

Correct Answer: Verghese Kurien


Solution : The correct answer is Verghese Kurien.

Initiated in 1970, Operation Flood, led by India's National Dairy Development Board (NDDB) and chaired by Verghese Kurien, founder of Amul, stands as the world's most extensive dairy development effort. Over three decades, it effectively doubled the

12 Views

Question : ______ is the only active volcano in India.

Option 1: Long Island

Option 2: Rangat Island

Option 3: Barren Island

Option 4: Neil Island

Team Careers360 21st Jan, 2024

Correct Answer: Barren Island


Solution : The correct option is Barren Island.

The only active volcano in India is Barren Island, which is located in the Andaman Sea. Barren Island is known for its intermittent volcanic activity and is the only confirmed active volcano in the Indian subcontinent.

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