Q:

The pressure of a fluid varies with depth h as P = PQ+pgh, where p is the fluid density. This expression is associated with

A) Pascal’s law	B) Newton’s law
C) Bernoulli’s principle	D) Archimedes’ principle

Answer & Explanation Answer: A) Pascal’s law

Explanation:

Pascal's law is a principle in fluid mechanics that states that a pressure change occurring anywhere in a confined incompressible fluid is transmitted throughout the fluid such that the same change occurs everywhere.

This principle is stated mathematically as: P= P + rgh

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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

Which of these is exhibiting kinetic energy?

A) an archer with a flexed bow	B) a person sitting on a couch while watching TV
C) a space station orbiting Earth	D) All of the above

Answer & Explanation Answer: C) a space station orbiting Earth

Explanation:

Any moving object can exhibit kinetic energy, as kinetic energy is also known as Motional energy.

In the given options, only a space station orbiting Earth is in motion and all the other are in rest position.

Hence, option C) a space station orbiting Earth is only exhibiting kinetic energy.

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Filed Under: Physics
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Q:

You can have me but cannot hold me; Gain me and quickly lose me. If treated with care I can be great, And if betrayed I will break.

What am I?

Answer

TRUST.

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Subject: Word Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

I am an odd number. Take away a letter and I become even. What number am I?

Answer

The required number is SEVEN.

If you remove S, it becomes EVEN.

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Subject: Word Puzzles Exam Prep: Bank Exams
Job Role: Bank Clerk

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Q:

Two equal arcs of two circles subtend angle of $60 °$ and $75 °$ at the centre. The ratio of the radii of the two circles is

A) 5/4	B) 3/2
C) 4/5	D) 2/3

Answer & Explanation Answer: A) 5/4

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: GATE , Bank Exams , AIEEE

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Q:

Which among the following hormone can be used as a drug to treat cardiac arrest and some other cardiac problems?

A) Epinephrine	B) Insulin
C) Thyroxin	D) Calcitonin

Answer & Explanation Answer: A) Epinephrine

Explanation:

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Filed Under: Biology
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Q:

A feature of catabolic reactions is that they

A) occur only in mitochondria	B) occur only during loss of body weight
C) involve release of energy	D) involve consumption of energy

Answer & Explanation Answer: C) involve release of energy

Explanation:

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Filed Under: Chemistry
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Q:

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

Akshay kumar being a (1)/ good actor he is (2)/ presented with the National Award. (3)/ No Error (4)/

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

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