# Test For Mental Ability

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| By Sarthak Tiwari
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Sarthak Tiwari
Community Contributor
Quizzes Created: 1 | Total Attempts: 444
Questions: 5 | Attempts: 466

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• 1.

### 2/10=2 so 2/0=

• A.

0

• B.

2

• C.

Not defined

• D.

1

C. Not defined
Explanation
Division by zero is undefined in mathematics. When we divide any number by zero, the result is considered to be undefined because it violates the fundamental principles of arithmetic. Division is the inverse operation of multiplication, and there is no number that can be multiplied by zero to give a non-zero result. Therefore, the answer to 2 divided by 0 is "Not defined".

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• 2.

### Grammar - Bacteria is on the table is _ statement

• A.

Correct

• B.

Wrong

• C.

Either correct may be

• D.

Not

B. Wrong
Explanation
The statement "Bacteria is on the table" is grammatically incorrect. The subject "bacteria" is plural, so the verb should also be plural. The correct form should be "Bacteria are on the table." Therefore, the answer "Wrong" is the correct choice.

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• 3.

### Famous book Exam warriors is written by _

• A.

Virat kohli

• B.

Atal Bihari

• C.

Narendra Modi

• D.

Mulk raj anand

C. Narendra Modi
Explanation
The correct answer is Narendra Modi. Exam Warriors is a famous book written by the Indian Prime Minister, Narendra Modi. The book is aimed at providing guidance and inspiration to students during exam time, offering valuable tips on how to handle stress, overcome exam anxiety, and improve concentration. It includes anecdotes from PM Modi's own experiences, as well as motivational quotes and interactive activities, making it a helpful resource for students preparing for exams.

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• 4.

### Is value of π is 3.41 true or false?

• A.

True

• B.

False

B. False
Explanation
The value of π is not 3.41, it is an irrational number approximately equal to 3.14159. Therefore, the statement "The value of π is 3.41" is false.

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• 5.

### 1N= how many dynes

• A.

10^6

• B.

10^5

• C.

10^0

• D.

8^5

B. 10^5
Explanation
The answer to the question is 10^5. This is because 1 Newton is equal to 10^5 dynes. Dynes is a unit of force in the centimeter-gram-second system of units, while Newton is a unit of force in the International System of Units (SI). Therefore, to convert from Newtons to dynes, we multiply by 10^5.

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