Q:

The main element used in the vulcanisation of rubber is

A) nickel	B) copper
C) sulphur	D) graphite

Answer & Explanation Answer: C) sulphur

Explanation:

In vulcanization, cruder rubber is heated with 3% sulphur at about for $120^{0} C$ for 2-3 hours.

Vulcanised rubber is a vastly improved product.

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Filed Under: Chemistry
Exam Prep: AIEEE , GATE

9 8090

Q:

Select the antonym of

provision

A) removal	B) cater
C) plan	D) stock

Answer & Explanation Answer: A) removal

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

0 8090

Q:

During Kargil War, Who was the Indian Army chief of staff ?

A) Ved Prakash Malik	B) Sankar Roy Chowdary
C) Nirmal chandar Vij	D) Sundar rajan Padmanabhan

Answer & Explanation Answer: A) Ved Prakash Malik

Explanation:

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Filed Under: World History

37 8084

Q:

Sound waves cannot travel in

A) Vacuum	B) Water
C) Glass	D) Hydrogen gas

Answer & Explanation Answer: A) Vacuum

Explanation:

A Sound wave needs a medium for propogation. Hence, Sound cannot travel through a vacuum.

A vacuum is an area without any air, like space. So sound cannot travel through space because there is no matter for the vibrations to work in.

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

6 8079

Q:

A user reports a PC problem to the Service Desk. A Service Desk representative determines that the PC is defective and indicates that according to the services catalogue, the PC will be replaced within three hours. Which ITIL process is responsible for having this user's PC replaced within three hours?

A) Availability Management	B) Change Management
C) Configuration Management	D) Service Level Management

Answer & Explanation Answer: B) Change Management

Explanation:

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Filed Under: ITIL Certification

5 8075

Q:

When is a system in safe state?

Answer

The set of dispatchable processes is in a safe state if there exists at least one temporal order in which all processes can be run to completion without resulting in a deadlock.

Workspace

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Subject: Operating Systems

7 8071

Q:

The cultivation of crops in regions with an annual rainfall of 750mm is called as ____.

A) Wet Farming	B) Intensive Farming
C) Rain Fed Farming	D) Dry Land Farming

Answer & Explanation Answer: D) Dry Land Farming

Explanation:

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

100 8067

Q:

What is the purpose of adding Gypsum to the cement?

A) For lubrication	B) To slow down its rate of setting
C) To increase its rate of setting	D) To make it strong

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