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Q:

Which combination will produce a precipitate?

A) NaOH (aq) and HCl (aq) B) KOH (aq) and Mg(NO3)2 (aq)
C) NaC2H3O2(aq) and HCl (aq) D) AgNO3(aq) and Ca(C2H2O3) (aq)
 
Answer & Explanation Answer: B) KOH (aq) and Mg(NO3)2 (aq)

Explanation:

In chemistry, a precipitate is an insoluble solid that emerges from a liquid solution. The emergence of the insoluble solid from solution is called precipitation.

Which_combination_will_produce_a_precipitate1558607544.jpg image

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Filed Under: Chemistry
Exam Prep: AIEEE , CAT
Job Role: Analyst

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Q:

Which of the following is not a sedimentary structure?

A) Magma emplacement B) Mud cracks
C) Ripple marks D) Cross beds
 
Answer & Explanation Answer: A) Magma emplacement

Explanation:

sedimentary features all are related to water deposited minerals and rocks.

Which of your choices has nothing to do with water is not a sedimwntary structure. Here in the given choices Magma emplacement is not a sedimentary structure.

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Filed Under: General Science
Exam Prep: AIEEE , Bank Exams , GATE
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

During which of the following periods did the Constituent Assembly delibrate upon and finalise the Constitution of India?

A) November,1946 - November, 1949 B) November,1947 - November, 1949
C) December,1946 - November, 1949 D) December,1947 - November, 1949
 
Answer & Explanation Answer: C) December,1946 - November, 1949

Explanation:
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Filed Under: Indian Politics

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Q:

I have keys but no locks, I have space but no room. You can enter but can't go outside. What am I?

keys1531119373.jpg image

Answer

I am Keyboard.


A Keyboard has keys of letters, space button and enter button.

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

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Q:

A car parked in the sun with its windows closed gets terribly hot inside. This is due to 

A) the heat emitted by the engine B) the greenhouse effect
C) the good conducting power of the metal body D) the double layered wind shield
 
Answer & Explanation Answer: B) the greenhouse effect

Explanation:

The green house effect. The waves of smaller wavelength from the sun enter inside the car through the glass windows and are absorbed. The waves of larger wavelength emitted from inside cannot get out through the glass, but remain inside and make it terribly hot.

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Filed Under: Physics

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Q:

Name the new Business Area which Sahara India Parivar has entered into:

A) Software B) Cement
C) Advertising D) Travel & Tourism
 
Answer & Explanation Answer: D) Travel & Tourism

Explanation:
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Filed Under: Business Awareness

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Q:

What was the name of the atom bomb dropped by USA on Hiroshima in Japan during the second world war ?

A) Little Boy B) Little Fly
C) Little Devil D) None of these
 
Answer & Explanation Answer: A) Little Boy

Explanation:
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Filed Under: World History

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Q:

Organisms which synthesise their own food are called

A) autotrophs B) heterotrophs
C) auxotrophs D) saprotrophs
 
Answer & Explanation Answer: A) autotrophs

Explanation:

Autotroph: This term means organisms that synthesise their own food. Troph means feeding. Auto means self. The green plants which synthesise their own food are called autotrophs. All others which depend upon the plants directly or indirectly are called heterotrophs.

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Filed Under: Biology

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