CAT Questions

Q:

Which of the following has the highest boiling point?

A) 2,3-dimethylbutane B) 2-methylpentane
C) 2,2-dimethylbutane D) 1,2-methylpentane
 
Answer & Explanation Answer: C) 2,2-dimethylbutane

Explanation:

Due to the molecules present in the 2,2-dimethylbutane are closely packed, it has the highest boiling point.

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Q:

Who claimed Brazil for Portugal?

A) Vasco da Gama B) Ferdinand Magellan
C) Pedro Cabral D) None of the above
 
Answer & Explanation Answer: C) Pedro Cabral

Explanation:

In April 1500, Brazil was claimed by Portugal on the arrival of the Portuguese fleet commanded by Pedro Alvares Cabral.

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Q:

Who has won the Miss India USA 2019 title?

A) Manushi Chhillar B) Kim Kumari
C) Anu Kreethy Vas D) Shree Saini
 
Answer & Explanation Answer: B) Kim Kumari

Explanation:

Kim Kumari of New Jersey crowned Miss India USA 2019 tite.

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Q:

1 WH =

A) 360 joules B) 36000 joules
C) 3600 joules D) 36 joules
 
Answer & Explanation Answer: C) 3600 joules

Explanation:

The watt-hour (WH) is a unit of energy equivalent to one watt (1 W) of power expended for one hour (1 h) of time.

1 WH = 3600 joules.

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Q:

Most stars are at what point in their life cycles?

A) Supernova B) Protostar
C) Red Giant D) Main Sequence
 
Answer & Explanation Answer: D) Main Sequence

Explanation:

most_stars_are_at_what_point_in_their_life_cycles1560330646.jpg image

Most stars are at main sequence point in their life cycles.

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Q:

An enzyme speeds up a reaction by

A) raising the activation energy B) absorbing energy
C) lowering the activation energy D) None of the above
 
Answer & Explanation Answer: C) lowering the activation energy

Explanation:

An enzyme speeds up a reaction by lowering the activation energy which is done by catalysts to increase the rate.

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Q:

What is the primary purpose of the Supremacy Clause?

A) to explain why state and federal powers are always kept equal B) it has the power to divide the state and national governments
C) to outline why some powers must be implied rather than detailed D) None of the above
 
Answer & Explanation Answer: B) it has the power to divide the state and national governments

Explanation:
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Q:

Which city will host the "Global Healthcare Summit" 2019?

A) Hyderabad B) Mumbai
C) Kolkata D) Bangalore
 
Answer & Explanation Answer: A) Hyderabad

Explanation:
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