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Q:

If 51.97 ­ (81.18 -­ x ) ­- 59.39 = 5.268, then value of x will be

A) - 24.912 B) - 68.492
C) 93.868 D) 197.808
 
Answer & Explanation Answer: C) 93.868

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Filed Under: Simplification
Exam Prep: Bank Exams

0 985
Q:

In the gamma decay of a nucleus

A) the mass number of the nucleus changes whereas its atomic number does not change B) the mass number of the nucleus does not change whereas its atomic number changes
C) both the mass number and the atomic number of the nucleus change D) neither the mass number nor the atomic number of the nucleus changes
 
Answer & Explanation Answer: D) neither the mass number nor the atomic number of the nucleus changes

Explanation:

The emission of gamma rays does not alter the number of protons or neutrons in the nucleus but instead has the effect of moving the nucleus from a higher to a lower energy state (unstable to stable)

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Filed Under: Physics
Exam Prep: Bank Exams

0 985
Q:

A, B and C can complete a work in 20, 24 and 30 days respectively. All three of them starts together but after 4 days A leaves the job and B left the job 6days before the work was completed. C completed the remaining work alone. In how many days was the total work completed?

A) 10 B) 12
C) 14 D) 16
 
Answer & Explanation Answer: C) 14

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

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Q:

In India the reform policies were first introduced in which year?

A) 1951 B) 1971
C) 1991 D) 2001
 
Answer & Explanation Answer: C) 1991

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Filed Under: Indian History
Exam Prep: Bank Exams

1 985
Q:

Chemical properties of isotopes .............

A) must be same B) must be different
C) need not be same D) need not be different
 
Answer & Explanation Answer: A) must be same

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Filed Under: Chemistry
Exam Prep: Bank Exams

0 985
Q:

Consider the given statement/s to be true and decide which of the given conclusions/assumptions can definitely be drawn from the given statement.

Statements:

Life means stresses and strains.
Stresses and strains have an adverse effect on life.

Conclusions:

I. Life is not worth living.
II. One should avoid stresses and strains in life.

A) Only conclusion I follows B) Only conclusion II follows
C) Both conclusion I and conclusion II follow D) Neither conclusion I nor conclusion II follows
 
Answer & Explanation Answer: B) Only conclusion II follows

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Filed Under: Statement and Conclusions
Exam Prep: Bank Exams

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Q:

Black soil is also known by which of the following name ?

A) Khadar Soil B) Bangar Soil
C) Alluivial Soil D) Regur soil
 
Answer & Explanation Answer: D) Regur soil

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Filed Under: General Awareness
Exam Prep: Bank Exams

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Q:

Molecular clocks are based on the idea that _____.

A) On average neutral mutations arise at a constant rate B) Directional selection occurs at a constant rate
C) Mutations occur once every generation D) Molecules resonate at a certain frequency that can be measured
 
Answer & Explanation Answer: C) Mutations occur once every generation

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Filed Under: Biology
Exam Prep: Bank Exams

1 985