Questions

Q:

Which lenses should be used to correct the defect of astigmatism?

A) Convex lens B) Bifocal lens
C) Concave lens D) Cylindrical lens
 
Answer & Explanation Answer: D) Cylindrical lens

Explanation:

Astigmatism is a common vision condition that causes blurred vision. It occurs when the cornea is irregularly shaped or sometimes because of the curvature of the lens inside the eye.

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Q:

The characteristic of ____ is used in the breaking pads of cars.

A) negative effect of friction B) zero effect of friction
C) weight impulse force tension action D) positive effect of friction
 
Answer & Explanation Answer: D) positive effect of friction

Explanation:
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Q:

According to the 2011 census, the Indian State that has the dubious distinction of having the worst male-female ratio was ______. 

A) Kerala B) Uttar Pradesh
C) Delhi D) Haryana
 
Answer & Explanation Answer: D) Haryana

Explanation:
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Q:

What is the largest fresh water lake in india?

A) Wular Lake B) Chilika Lake
C) Dal Lake D) Loktak lake
 
Answer & Explanation Answer: A) Wular Lake

Explanation:

Wular Lake is the largest fresh water lake in India. It is sited in Bandipora district in the Indian state of Jammu and Kashmir. The lake basin was formed as a result of tectonic activity and is fed by the Jhelum River.

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Q:

Cells with similar markers stick together and function as

A) Organs B) Tissues
C) Systems D) Organisms
 
Answer & Explanation Answer: B) Tissues

Explanation:

A tissue is an ensemble of similar cells and their extracellular matrix from the same origin that together carry out a specific function.

 

Hence, Cells with similar markers stick together and function as tissues.

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Q:

Diego Garcia is

A) An Island B) A Country
C) An Ocean D) None
 
Answer & Explanation Answer: D) None

Explanation:

Diego Garcia is a chain of Islands in the Indian ocean with large military base under British Indian Ocean Territory.

The U.S. military facility on the island of Diego Garcia in the Indian Ocean represents a horrific example of the human costs of war and imperialism.

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Q:

India's largest e-commerce player Flipkart recently bought eBay's India business, and closing a $1.4 billion fund-raising round from Tencent, eBay and Microsoft. Name the Chief Executive Officer of Flipkart.

A) Devin Wenig B) Kalyan Krishnamurthy
C) Jeff Bejos D) Satya Nadella
 
Answer & Explanation Answer: B) Kalyan Krishnamurthy

Explanation:

India's largest e-commerce player Flipkart buys eBay's India business, and closing a $1.4 billion fund-raising round from Tencent, eBay and Microsoft. Mr. Kalyan Krishnamurthy is the CEO of Flipkart.

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Q:

The spring constant of a spring depends on its

A) length only B) material only
C) length and its diameter D) thickness, its diameter and its material
 
Answer & Explanation Answer: D) thickness, its diameter and its material

Explanation:

In dealing with a coil spring the spring constant will depend on the stiffness of the spring material, the thicknessof the wire from which the spring is wound and, diameterof the turns of the coil, the number of turns per unit length and the overall length of the spring.

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