Q:

The radius of curvature of a concave mirror is 30 cm. Following Cartesian Sign Convention, its focal length is expressed as

A) -30 cm	B) -15 cm
C) +30 cm	D) +15 cm

Answer & Explanation Answer: B) -15 cm

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Filed Under: Physics
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Q:

The outermost layer of Earth is called _______.

A) Sphere	B) Crust
C) Mantle	D) Core

Answer & Explanation Answer: B) Crust

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Filed Under: General Science
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2 1303

Q:

What is Syzygy?

A) Position of sun, earth and moon in the straight line	B) Earth's position between Sun and Moon
C) Sun and Moon position on one side of the Earth	D) The right angle position of Moon from the Sun and Earth

Answer & Explanation Answer: A) Position of sun, earth and moon in the straight line

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Q:

The Ozone layer is present in which atmospheric layer?

A) Lithosphere	B) Ionosphere
C) Stratosphere	D) Biosphere

Answer & Explanation Answer: C) Stratosphere

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Q:

The chemical that is used to ripen mangoes is

A) Calcium sulphide	B) Calcium carbide
C) Calcium carbonate	D) Calcium chloride

Answer & Explanation Answer: B) Calcium carbide

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Filed Under: General Awareness
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Q:

To make child labour free society, PENCIL portal was launched in September 2017 in India. What does ‘P’ stand for in ‘PENCIL’?

A) Partnership	B) Platform
C) Podium	D) People

Answer & Explanation Answer: B) Platform

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Q:

Government intervention in a modern economy is useful because

A) the needs and wants of modern society are always met by the market place	B) the market place has many incentives to create public work such as parks and library’s
C) governments are more able to meet some needs and wants of modern society in a way that ensures that all members of society can participate	D) the market place powers all its own laws

Answer & Explanation Answer: C) governments are more able to meet some needs and wants of modern society in a way that ensures that all members of society can participate

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Filed Under: Indian Politics
Exam Prep: Bank Exams

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Q:

According to the categories of land mentioned in the Chola inscriptions ___________ was known as the land gifted to Brahmanas?

A) Vellanvagai	B) Brahmadeya
C) Shalabhoga	D) Devadana

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