Questions

Q:

Which of the statement(s) about the reaction given below is/are INCORRECT?

 

2PbO (s) + C (s) ⟶ 2Pb (s) + CO2 (g)

 

I. Lead is getting reduced.

II. Carbon is getting reduced.

III. Lead oxide is getting reduced.

 

A) Only I and II B) Only I and III
C) Only II and III D) All I, II and III
 
Answer & Explanation Answer: A) Only I and II

Explanation:
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Q:

What is the time taken by the Earth to complete one rotation on its imaginary axis

A) 24 hr 37 min 23 sec B) 24 hr
C) 23 hr 56 min 4 sec D) 23 hr 52 min
 
Answer & Explanation Answer: C) 23 hr 56 min 4 sec

Explanation:
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Filed Under: World Geography

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Q:

Richest Municipal Corporation in India?

A) Hyderabad B) Mumbai
C) Delhi D) Ludhiana
 
Answer & Explanation Answer: B) Mumbai

Explanation:

Brihanmumbai Municipal Corporation (BMC), is the governing civic body of Mumbai, the Municipal Corporation of Greater Mumbai, Maharashtra is India's richest municipal corporation. The BMC's annual budget exceeds that of some of the smaller states of India.

Richest_Municipal_Corporation_in_India1551769040.jpg image

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Q:

Which State Cabinet has agreed on the creation of Vijayanagara district as its 31st District?

 

 

A) Andhra Pradesh B) Karnataka
C) Telangana D) Tamil Nadu  
 
Answer & Explanation Answer: B) Karnataka

Explanation:

The Cabinet of Karnataka has agreed the creation of Vijayanagara district as the 31st District of Karnataka.

The Vijayanagara district will include Hampi, the capital of Vijayanagara empire.

 

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Q:

The construction of Warangal Fort was started by ______ ?

A) Beta - II B) Rudra
C) Jayapa D) Prola - II
 
Answer & Explanation Answer: B) Rudra

Explanation:
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Filed Under: Indian History
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Q:

Metals can be given different shapes according to our needs because they posses the properties of

 

A) Conductivity and sonorosity B) Malleability and ductility
C) Malleability and sonorosity D) Ductility and conductivity
 
Answer & Explanation Answer: B) Malleability and ductility

Explanation:
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Filed Under: Physics
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Q:

What is busy waiting?

Answer

The repeated execution of a loop of code while waiting for an event to occur is called busy-waiting. The CPU is not engaged in any real productive activity during this period, and the process does not progress toward completion.

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Q:

The bonds in the compound MgSO4 can be described as

A) covalent B) ionic
C) both A & B D) None of the above
 
Answer & Explanation Answer: C) both A & B

Explanation:

Here the given compound is MgSO4.

In the given compound, Sulphur (S) and Oxygen (O) are two non metals and Magnesium (Mg) is a metal.

In this compound, Sulphur and Oxygen reacts to form covalent bond and the metal Magnesium reacts with both non metals Sulphur and Oxygen to form ionic bonds.

 

Hence, in the given compound MgSO4 there are both covalent and ionic bonds.

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