Q:

Sound waves can not travel through a

A) copper wire placed in air	B) silver slab placed in air
C) glass prism placed in water	D) wooden hollow pipe placed in vacuum

Answer & Explanation Answer: D) wooden hollow pipe placed in vacuum

Explanation:

Sound is a kind of energy created when something vibrates. When this vibration reaches an ear, it is translated into what we recognize as a sound. Sound vibration must travel through matter. Therefore, it can travel through air and water but not through vacuum.

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Filed Under: Physics
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1 57923

Q:

Who has been elected as the next Director General of the International Solar Alliance (ISA)?

A) Upendra Tripathy	B) Subash Chandra Khuntia
C) Ajay Mathur	D) Ajay Kumar Bhalla

Answer & Explanation Answer: C) Ajay Mathur

Explanation:

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Q:

India lies in the hemisphere

A) Northern and eastern	B) Southern and eastern
C) Northern and western	D) Southern and western

Answer & Explanation Answer: A) Northern and eastern

Explanation:

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Filed Under: Indian Geography

372 57820

Q:

Golden Revolution in India refers to growth of

A) Rice	B) Wheat
C) Honey	D) Fish

Answer & Explanation Answer: C) Honey

Explanation:

Golden Revolution in India refers to increase in the production of Honey and other Horticulture. The period between 1991 to 2003 is referred to as Golden Revolution Period.

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Filed Under: Indian History
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Q:

Smart-Up grants, is associated with which Indian bank?

A) ICICI Bank	B) Yes Bank
C) Axis Bank	D) HDFC Bank

Answer & Explanation Answer: D) HDFC Bank

Explanation:

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Q:

Which of the following represents a relation for ‘heat lost = heat gained’?

A) Principle of thermal equilibrium	B) Principle of colors
C) Principle of calorimetry	D) Principle of vaporization

Answer & Explanation Answer: C) Principle of calorimetry

Explanation:

Heat lost by hot object = Heat gained by cold object

where we ignore heat gained or lost from/to the surroundings.

The study of heat gained and lost in this manner is often called Calorimetry.

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Q:

What is the most direct cause of customer loyalty?

A) Friendly staff	B) High food safety standards
C) Good records	D) Delicious food

Answer & Explanation Answer: B) High food safety standards

Explanation:

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Filed Under: Business Awareness
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Q:

Which herb is being cultivated in Jammu as part of the Aroma Mission?

A) Parsley	B) Mint
C) Lavender	D) Basil

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