Q:

In a hydrogen atom, an electron moves in an orbit of radius $5.0 x 10^{- 11}$ m with a speed of $2.2 x 10^{6}$ m/s. What is the equivalent current? (Electronic charge = $1.6 x 10^{- 19}$ C)

A) 0.112 mA	B) 112 mA
C) 11.2 mA	D) 1.12 mA

Answer & Explanation Answer: D) 1.12 mA

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Q:

A high jumper runs for a while before taking a high jump so that the inertia of __ helps him take the long jump.

A) rest	B) shape
C) motion	D) direction

Answer & Explanation Answer: C) motion

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Q:

The 'solid waste' is also known as

A) Sedge	B) Toxic waste
C) Sludge	D) Scrubber

Answer & Explanation Answer: C) Sludge

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Q:

The minimum number of members that must be present to hold the meeting of the Lok Sabha is

A) Onefourth of the total membership	B) Onefourth of the total membership
C) Fifty percent strength of the Lok Sabha	D) At least hundred members

Answer & Explanation Answer: B) Onefourth of the total membership

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Q:

The five permanent members of the UN security council are

A) USA, China, France, Russia and Canada	B) China, France, Russia, UK and USA
C) Japan, Germany, Russia, UK and USA	D) Germany, China, USA. Russia and UK

Answer & Explanation Answer: B) China, France, Russia, UK and USA

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Q:

In 2004, NASA launched the Messenger Spacecraft to study ___.

A) Saturn	B) Jupiter
C) Pluto	D) Mercury

Answer & Explanation Answer: D) Mercury

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Q:

In India which of the following taxes is levied by the State governments?

A) Excise duty on liquor	B) Capital gains tax
C) Customs tax	D) Corporation tax

Answer & Explanation Answer: A) Excise duty on liquor

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Q:

The number of parliamentary seats (Rajya Sabha) of Tamil Nadu is

A) 12	B) 16
C) 18	D) 31

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