Q:

If the resistance of a conductor is doubled, the current gets halved. This is because

A) I = V - R	B) I = V/R
C) I = Rn/V	D) I = VR

Answer & Explanation Answer: B) I = V/R

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Q:

Assuming that the charge of an electron is $1.6 x 10^{- 19} C$ , the number of electrons passing through a section of wire per second when the wire carries a current of 1 A is

A) 6.25 x 1018 C	B) 1.6 x 10-19 C
C) 1.6 x 1019 C	D) 0.625 x 1017 C

Answer & Explanation Answer: A) 6.25 x 1018 C

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Q:

The instrument used to measure Blood Pressure is

A) Sphygmomano-meter	B) Thermometer
C) ECG	D) Stethoscope

Answer & Explanation Answer: A) Sphygmomano-meter

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Filed Under: General Science
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Q:

Which is the highest quality of hard coal?

A) Anthracite	B) Bituminous
C) Lignite	D) Peat

Answer & Explanation Answer: A) Anthracite

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Q:

The movement inside the Earth's crust is studied by which of the following ?

A) Geology	B) Seismology
C) Plate tectonics	D) Pantograph

Answer & Explanation Answer: B) Seismology

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Q:

Which of the following pairs is NOT correctly matched?

A) Silent volcano : Damavand	B) Active volcano : Stromboli
C) Dormant Volcano - Krakatau	D) Extinct volcano - Etna

Answer & Explanation Answer: D) Extinct volcano - Etna

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Q:

Where in China is the Forbidden city located?

A) Guilin	B) Beijing
C) Shanghai	D) Guanzho

Answer & Explanation Answer: B) Beijing

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Filed Under: World Geography
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Q:

UDP is a

A) connection oriented protocol	B) connectionless protocol
C) user-defined protocol	D) security protocol

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