Q:

The mechanism of material removal in EDM process is

A) Erosion and Cavitations	B) Cavitations and Evaporation
C) Melting and Evaporation	D) Melting and Corrosion

Answer & Explanation Answer: C) Melting and Evaporation

Explanation:

Electrical discharge machining (EDM), also known as spark machining, spark eroding, burning, die sinking, wire burning or wire erosion, is a manufacturing process whereby a desired shape is obtained by using electrical discharges.

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Filed Under: Physics
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Q:

Cognitive neuroscientists can examine the brain with

A) PET & MRI	B) Gama images & electrolysis
C) electrolysis & PET	D) MRI & electrolysis

Answer & Explanation Answer: A) PET & MRI

Explanation:

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Filed Under: General Science
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Q:

Which statement regarding the era of Reconstruction is FALSE?

A) the 14th Amendment made African-Americans citizens of the U.S.	B) the 13th Amendment outlawed slavery in all American states
C) federal law was changed to abolish slavery in states where it still existed	D) state laws and customs upheld the constitutional amendments

Answer & Explanation Answer: D) state laws and customs upheld the constitutional amendments

Explanation:

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Filed Under: Indian History
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2 2918

Q:

Improve the bracketed part of the sentence.
(People have been long known) how important the trees are to them.

A) People have to know long	B) People had long known
C) People have long known	D) No improvement

Answer & Explanation Answer: C) People have long known

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

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Q:

Which among the following type of soil has the largest area covered in India?

A) Laterite	B) Alluvial
C) Black	D) Red

Answer & Explanation Answer: B) Alluvial

Explanation:

Alluvial type of soil has the largest area covered in India. Alluvial soils are fine-grained fertile soil deposited by water flowing over flood plains or in river beds. Most of the soil is Sandy and clayey soils are not uncommon.

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Filed Under: Indian Geography
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Q:

The goal of a market economy is to

A) equity	B) security
C) Both A & B	D) None of the above

Answer & Explanation Answer: A) equity

Explanation:

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Filed Under: Indian Economy
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Q:

Which can disrupt the cell cycle?

A) Mutation	B) Replication
C) Both A & B	D) None of the above

Answer & Explanation Answer: D) None of the above

Explanation:

Mutations can disrupt the cell cycle, and can cause certain diseases and conditions.

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Filed Under: Biology
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Q:

A 4 kg object is moving horizontally with a speed of 5 m/s. To increase its speed to 10 m/s, the amount of net work required to be done on this object is:

A) 150 J	B) 100 J
C) 50 J	D) 75 J

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