Questions

Q:

What occurs once in a minute twice in a moment?

Answer

Here the letter 'M' appears once in Minute and twice in a MoMent.

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Q:

I have four wings, but cannot fly, I never laugh and never cry; On the same spot I'm always found, toiling away with little sound.

 What am I?

Answer

A Windmill.

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Q:

Who has been appointed as Chairman of Insurance Regulatory and Development Authority of India (IRDAI) and is an IAS officer?

A) TS Vijayan B) Subhash Chandra Khuntia
C) Devendra Jhajharia D) T K Malhotra
 
Answer & Explanation Answer: B) Subhash Chandra Khuntia

Explanation:

Subhash Chandra Khuntia, a 1981-batch Indian Administrative Services (IAS) officer who was a former Karnataka Chief Secretary, has been appointed as Chairman of Insurance Regulatory and Development Authority of India (IRDAI).

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Filed Under: General Awareness
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Q:

Which of the following is a Non Renewable Resource of Energy?

A) Wind Power B) Hydrogen Fuel
C) Natural Gas D) Solar Energy
 
Answer & Explanation Answer: C) Natural Gas

Explanation:

Natural Gas is a Non Renewable Resource of Energy because that does not renew itself once used, unlike the other choices. 

It is a resource that will not be naturally replenished.

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Filed Under: Physics
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Q:

For Gamma radiation, what stops its penetrating abilities?

A) Lead B) Steal
C) Concrete D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

The highly energetic gamma particles can penetrate most compounds that stop by other types of radiation. However, lead, steel, or concrete can reduce the high energy of these particles, making them less penetrating.

 

Hence, Gamma radiation can be stopped by a several inches of lead or steel, or several meters of concrete.

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Filed Under: Physics
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Q:

What are necessary conditions for dead lock?

Answer

1. Mutual exclusion (where at least one resource is non-sharable)


2. Hold and wait (where a process holds one resource and waits for other resource)


3. No preemption (where the resources can’t be preempted)


4. Circular wait (where p[i] is waiting for p[j] to release a resource. i= 1,2,…n


j=if (i!=n) then i+1


else 1 )

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Q:

Tower of Victory or Vijay stambh in Rajasthan is located in which place?

A) Chittorgarh B) Udaipur
C) Ajmer D) Jaipur
 
Answer & Explanation Answer: A) Chittorgarh

Explanation:

The Vijaya Stambha is an imposing victory monument located within Chittor Fort in Chittorgarh, Rajasthan, India. The tower was constructed by the Mewar king, Rana Kumbha, in 1448 to commemorate his victory over the combined armies of Malwa and Gujarat led by Mahmud Khilji.

 

Tower_of_Victory1561370930.JPG image

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Q:

Bleaching powder is used in drinking water as

A) Disinfectant B) Antibiotic
C) Coagulant D) Antiseptic
 
Answer & Explanation Answer: A) Disinfectant

Explanation:
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Filed Under: Chemistry
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