GATE Questions

Q:

A card is drawn from a pack of 52 cards. What is the probability that either card is black or a king? 

A) 15/52 B) 17/26
C) 13/17 D) 15/26
 
Answer & Explanation Answer: D) 15/26

Explanation:

Number of cards in a pack of cards = 52

Number of black cards = 26

Number of king cards = 4 (2 Red, 2 Black)

 

Required, the probability that if a card is drawn either card is black or a king = 

2652 + 452 = 3052 = 1526

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Filed Under: Permutations and Combinations
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10 2046
Q:

What does it mean if a micrograph is false colored?

Answer

If a micrograph is false-colored, it means that the computer has created the colour for the object since we know that the electron microscopes sees only black and white colours.

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Subject: Physics Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

0 2044
Q:

The bar graph shows the number of employees working in the different departments of a company. Study the diagram and answer the following questions

Which department has the lowest number of employees?

A) C B) D
C) A D) B
 
Answer & Explanation Answer: B) D

Explanation:
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1 2039
Q:

The more there is the less you see. What is that?

Answer

It is Darkness.


If it is more darkness outside, we can see less in that.

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Subject: Word Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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1 2038
Q:

What has wheels and flies, but is not an aircraft?

Answer

A Garbage Truck has wheels to move and flies like insects houseflies, mosquitoes in the garbage it is carrying. Hence, it is not an aircraft.

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Subject: Word Puzzles Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

6 2036
Q:

Which of the following is a renewable resource of energy?

A) Hydrogen fuel B) Wind energy
C) Solar energy D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Renewable energy is energy that is collected from renewable resources, which are naturally replenished on a human timescale, such as sunlight, wind, rain, tides, waves, and geothermal heat.

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Filed Under: Physics
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5 2033
Q:

Which planet is known as the Morning Star or the Evening Star?

A) Jupiter B) Venus
C) Mercury D) Saturn
 
Answer & Explanation Answer: B) Venus

Explanation:

Venus planet is known as the Morning Star or the Evening Star.

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5 2031
Q:

Rayon is chemically

A) Glucose B) Amylase
C) Cellulose D) Pectin
 
Answer & Explanation Answer: C) Cellulose

Explanation:

Rayon is a versatile fiber. Rayon is chemically Cellulose. It is widely claimed to have the same comfort properties as natural fibers, although the drape and slipperiness of rayon textiles are often more like nylon. It can imitate the feel and texture of silk, wool, cotton and linen. The fibers are easily dyed in a wide range of colors.

Rayon_is_chemically1561456278.jpg image

 

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Filed Under: Chemistry
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3 2029