Q:

Study the information carefully to answer the following questions: An urn contains 5 red, 3 green, 2 blue and 4 yellow marbles. If three marbles are picked at random, what is the probability that one is green and two are yellow?

A) 3/14	B) 2/91
C) 9/182	D) 7/545

Answer & Explanation Answer: C) 9/182

Explanation:

Required probability = $\frac{3 \times 6}{364} = \frac{9}{182}$

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Q:

Which one of the following statements with regard to Jet stream, an upper level tropospheric wave, is not correct?

A) It is narrow band of high-velocity wind.	B) It follows the wave path near the tropopause at elevations of 8 km to 15 km.
C) Jet streams are typically continuous over long distances.	D) In summer, the polar front jet achieves its maximum force.

Answer & Explanation Answer: B) It follows the wave path near the tropopause at elevations of 8 km to 15 km.

Explanation:

All are correct except D, as Jet streams are phenomena of winter. It is believed that jet stream exercises an important influence on the winter weather in India.

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Q:

If the kinetic energy of a body becomes 256 times its initial value, then the new linear momentum will be

A) 8 times the initial value	B) 16 times the initial value
C) the same as the initial value	D) 32 times the initial value

Answer & Explanation Answer: B) 16 times the initial value

Explanation:

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Q:

Which port is located at the northern end of the Panama Canal?

A) Panama	B) Colone
C) Gatun	D) Miraflores

Answer & Explanation Answer: B) Colone

Explanation:

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Q:

In IT, associative memory is called as

A) Virtual memory	B) Cache memory
C) Content addressable memory	D) Main memory

Answer & Explanation Answer: B) Cache memory

Explanation:

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Q:

Which of the following is an ore of iron?

A) Dolomite	B) Epsom Salt
C) Siderite	D) Galena

Answer & Explanation Answer: C) Siderite

Explanation:

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Q:

Rahul’s salary is 40% of Mohit’s salary. If Rahul’s salary is increased by 60% and Mohit’s salary is decreased by 20%, then Rahul’s salary will be how much percentage of Mohit’s salary?

A) 80	B) 100
C) 105	D) 64

Answer & Explanation Answer: A) 80

Explanation:

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Q:

Which of the statements given below are correct?

A) In 2017, Sebastian Vettel raced in Formula One for Ferrari.
B) Grigor Dimitrov won the Tennis 2017 Cincinnati Masters Men's Singles.
C) In 2017 Pro Kabaddi League, Nitin Tomar played for Jaipur Pink Panthers.

A) A and B	B) A and C
C) B and C	D) None

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