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Q:

For a certain reaction,DGq = -45 kJ/mol and DHq= -90 kJ/mol at 0°C. What is the minimum temperature at which the reaction will become spontaneous, ifDHq and DSq are independent of temperature?

A) 273 K B) 298 K
C) 546 K D) 596 K
 
Answer & Explanation Answer: C) 546 K

Explanation:

T = 273 °K

Using the formula,

DGq = DHq –TDS

-45 = -90 –273 DS

DS = 0.164

Now since DHq and DSq are independent,T2= DH/DS = 45/0.164 = 273°K

Required Temp = 273 + 273 = 546°K

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Filed Under: Physics
Exam Prep: Bank Exams

0 1908
Q:

Which telescopes has recently helped to discover 300000 new galaxies?

A) Lofar B) Gemini Observatory
C) Chandra D) Kepler
 
Answer & Explanation Answer: A) Lofar

Explanation:

Lofar telescope has recently helped to discover 300000 new galaxies.

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Filed Under: General Awareness
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

1 1907
Q:

"Pandvani" is a major folk dance form of which states?

A) Uttarakhand B) Chhattisgarh
C) Madhya Pradesh D) Uttar Pradesh
 
Answer & Explanation Answer: B) Chhattisgarh

Explanation:
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Filed Under: Indian Geography
Exam Prep: Bank Exams

0 1907
Q:

How many budgets are presented in the Parliament?

A) 91 B) 92
C) 90 D) 89
 
Answer & Explanation Answer: D) 89

Explanation:

Till now, upto 2019 89 budgets are presented in Parliament.

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Filed Under: Indian History
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

5 1907
Q:

What has keys but no locks?

Answer

A Keyboard has keys but no locks.

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

1 1907
Q:

In 1767 when the English waged the First Mysore War with Hyder Ali, the help of which indian partner did they get?

Answer

The Nizam of Hyderabad

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Subject: World History

2 1907
Q:

The expression 52n –23n has a factor?

A) 3 B)  7
C) 17 D) None of the above
 
Answer & Explanation Answer: C) 17

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

3 1906
Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
Phobia of dogs

A) Orophobia B) Cynophobia
C) Vatrachophobia D) Phemophobia
 
Answer & Explanation Answer: B) Cynophobia

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

0 1906