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Q:

A Radioactive subatance emits

A) alpha particles B) beta particle
C) gamma particle D) all of the three
 
Answer & Explanation Answer: D) all of the three

Explanation:
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Filed Under: Chemistry

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Q:

In Which Indian state is the world's highest cricket ground located ?

A) Himachal Pradesh B) Uttarakhand
C) West Bengal D) Jammu Kashmir
 
Answer & Explanation Answer: A) Himachal Pradesh

Explanation:
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Filed Under: Books and Authors

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Q:

A nuclear reactor is said to have become 'critical' when 

A) it stops due to malfunctioning B) it starts emitting dangerous radioactive radiations
C) it is shut down to avoid explosion D) it is ready to produce controlled energy
 
Answer & Explanation Answer: D) it is ready to produce controlled energy

Explanation:

To produce controlled energy i.e energy at a controlled or steady rate, the number of fissions per second must be controlled and maintained at that rate. Excess neutrons should be absorbed by control roads like cadmium.

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Filed Under: Physics

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Q:

Who has become the first woman Chief Justice of Delhi High Court?

A) Justice R. Banumathi B) Justice K.K.Usha
C) Justice G.Rohini D) Justice T. Meena Kumari
 
Answer & Explanation Answer: C) Justice G.Rohini

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Filed Under: General Awareness

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Q:

Which river has no mention in Rigaveda

A) Sindhu B) Saraswati
C) Yamuna D) Periyar
 
Answer & Explanation Answer: D) Periyar

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Filed Under: Indian History

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Q:

The main buffer system of the human blood is

A) H2CO3 B) H2SO4
C) CO2 D) O3
 
Answer & Explanation Answer: A) H2CO3

Explanation:

the_main_buffer_system_of_the_human_blood_is1556690852.jpg image

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

A bond formed by the transfer of electrons between atoms of the elements is called

A) Ionic bond B) Covalent bond
C) Co-ordinate bond D) Hydrogen bond
 
Answer & Explanation Answer: A) Ionic bond

Explanation:
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Filed Under: Chemistry

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Q:

In a vacuum, all electromagnetic waves have the same

A) Velocity B) Wavelenth
C) Frequency D) All the above
 
Answer & Explanation Answer: A) Velocity

Explanation:

When traveling in a vacuum, electronic waves from the electromagnetic spectrum all travel at the same speed. Velocity is speed with direction, so they would all travel at the same velocity, realtively speaking. But frequency and wavelength are quite different.

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Filed Under: Physics
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