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Q:

A cup of hot coffee is placed on a metal table in a room. By which of the following methods does it lose heat?

A) conduction and convection only B) conduction and radiation only
C) convection and radiation only D) conduction, convection and radiation
 
Answer & Explanation Answer: D) conduction, convection and radiation

Explanation:

Part of the heat is conducted away by the metal table. Convection currents in air near the surface of the coffee are set up which accounts for some heat loss. Heat is also lost by radiation from the hot coffee to the surroundings. Most of the heat is lost by the last method.

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Filed Under: Physics

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Q:

Which is the headquarters of the Asin Development Bank?

A) Bangkok B) Manila
C) Kuala Lumpur D) Jakarta
 
Answer & Explanation Answer: B) Manila

Explanation:
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Filed Under: General Awareness

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Q:

One of the ingredients of the paste on the side of a match box is 

A) Phosphorus pentaoxide B) Phosphorus trichloride
C) Phosphorus trisulphide D) Phosphorus trioxide
 
Answer & Explanation Answer: C) Phosphorus trisulphide

Explanation:

The paste applied to the side of a match box is a mixture of phosphorus trisulphide, glass powder (or sand) to cause friction and glue (binding material)

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Filed Under: Chemistry

3 4220
Q:

What is the capital of Bhutan ?

A) Dhaka B) Thimphu
C) Tripoli D) Tokyo
 
Answer & Explanation Answer: B) Thimphu

Explanation:
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Filed Under: World Geography
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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14 4220
Q:

What is the capital of Greece?

A) Roseau B) Malabo
C) Athens D) None
 
Answer & Explanation Answer: C) Athens

Explanation:

Athens is the capital of Greece

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Filed Under: Country Capitals

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Q:

Of the following, which did not influence the fathers of Indian constitution? The Constitution of 

A) The USA B) The USSR
C) Canada D) Ireland
 
Answer & Explanation Answer: B) The USSR

Explanation:
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Filed Under: Indian History

4 4219
Q:

Which of the following statements about aldosterone is NOT correct?

A) Aldosterone increases sodium reabsorption by increasing the number of Na+-K+ ATPase pumps in the luminal membrane of the proximal tubule. B) Aldosterone is stimulated by decreased plasma sodium levels and increased plasma potassium levels.
C) Aldosterone is produced in the adrenal cortex. D) Aldosterone increases the number of passive sodium channels in the luminal membrane of the distal tubule and collecting duct, thus aiding sodium reabsorption.
 
Answer & Explanation Answer: A) Aldosterone increases sodium reabsorption by increasing the number of Na+-K+ ATPase pumps in the luminal membrane of the proximal tubule.

Explanation:

Aldosterone, the main mineralocorticoid hormone, is a steroid hormone produced by the zona glomerulosa of the adrenal cortex in the adrenal gland. It is essential for sodium conservation in the kidney, salivary glands, sweat glands and colon.

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Filed Under: Biology
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Q:

The element common to all Acids is

A) Nitrogen B) Oxygen
C) Hydrogen D) Carbon
 
Answer & Explanation Answer: C) Hydrogen

Explanation:

Hydrogen is the common element to all Acids. But every element which contains Hydrogen is not an Acid. Most of the acids also contain Oxygen.

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Filed Under: General Awareness
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