Free Practice Questions for Competitive Exams, Interviews, Certifications

Q:

In which year did Ole Romer measure the speed of light for the first time in the history?

A) 1776	B) 1676
C) 1876	D) 1867

Answer & Explanation Answer: B) 1676

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Filed Under: General Science
Exam Prep: Bank Exams

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Q:

Which of the following is not true about Frictional force?

A) Friction is the force which opposes the relative motion of two surfaces in contact	B) The force of friction that acts when a body is moving (sliding) on a surface is called sliding friction
C) Friction in machines wastes energy and also causes wear and tear	D) Rolling friction is much more than sliding friction, the use of ball bearings in a machine considerably reduces friction

Answer & Explanation Answer: D) Rolling friction is much more than sliding friction, the use of ball bearings in a machine considerably reduces friction

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Filed Under: Physics
Exam Prep: Bank Exams

0 30160

Q:

In a certain code language, if SIGN is coded as 8367 and DIRECT is coded as 134259, then SIREN will be coded as

A) 83472	B) 84327
C) 83247	D) 83427

Answer & Explanation Answer: D) 83427

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

0 817

Q:

____ enacted during an emergency imposed by Mrs. Indhira Gandhi, is also known as mini constitution because of important & large number of changes made to it.

A) 42nd Amendment Act	B) 44th Amendment Act
C) 74th Amendment Act	D) 73rd Amendment Act

Answer & Explanation Answer: A) 42nd Amendment Act

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Filed Under: Indian Politics
Exam Prep: Bank Exams

0 583

Q:

If $x^{2} = 25^{2} - 15^{2},$ then find the value of x?

A) 40	B) 50
C) 20	D) 25

Answer & Explanation Answer: C) 20

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Filed Under: Simplification
Exam Prep: Bank Exams

0 13511

Q:

____ are the most intelligent mammals on earth.

A) Dolphins	B) Elephants
C) Deer	D) Hippos

Answer & Explanation Answer: A) Dolphins

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Filed Under: Animals and Birds
Exam Prep: Bank Exams

14 916

Q:

Which among them is the largest network in terms of area?

A) MAN	B) WAN
C) Intranet	D) Internet

Answer & Explanation Answer: D) Internet

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Filed Under: Computer
Exam Prep: Bank Exams

5 948

Q:

If A + B = 90 deg and Cos B = 1/3, then the value of Sin A is

A) 1/2	B) 1/4
C) 1/3	D) 2/3

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