Q:

Which best describes how air moves during convection?

A) cool air falls down	B) warm air falls down
C) cool air is replaced by warm air	D) air always falls down

Answer & Explanation Answer: A) cool air falls down

Explanation:

During convection, cool and dense air falls through the warmer and less dense air. The warm air having less mass is being displaced by the cooler which is much heavy. Convection always involves the air rising through the atmosphere.

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

3 3307

Q:

Where is the eastern Naval Command Headquarters ?

A) Kolkata	B) Kakinada
C) Visakahapatnam	D) Machilipatnam

Answer & Explanation Answer: C) Visakahapatnam

Explanation:

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Filed Under: General Awareness

9 3307

Q:

The head quarters of World Trade Organisation(WTO) are at

A) Rome	B) Geneva
C) Doha	D) New York

Answer & Explanation Answer: B) Geneva

Explanation:

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Filed Under: Indian Economy

3 3307

Q:

Wavelength of which of the following colours of the visible spectrum of light are maximally absorbed by green plants________

A) Green and Yellow	B) Red and Blue
C) Green and Red	D) Blue and Yellow

Answer & Explanation Answer: B) Red and Blue

Explanation:

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Filed Under: Chemistry

1 3307

Q:

What are software interrupts?

Answer

RST0, RST1, RST2, RST3, RST4, RST5, RST6, RST7.

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Subject: Hardware

2 3306

Q:

How can you get/set an environment variable from a program?

Answer

Getting the value of an environment variable is done by using `getenv()’. Setting the value of an environment variable is done by using `putenv()’

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Subject: Operating Systems Exam Prep: GATE

2 3306

Q:

What is the assigned code name of India first nuclear explosion at Pokran ?

A) Operation Sakshi	B) Operation Hurricane
C) Operation smiling Buddha	D) Operation cross road

Answer & Explanation Answer: C) Operation smiling Buddha

Explanation:

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Filed Under: General Awareness

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Q:

When was the national emblem of Bangladesh adopted?

A) 1971	B) 1973
C) 1975	D) 1977

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