Q:

A machine powered by rotating blades is a

A) Fumerole	B) Turbines
C) Solar panel	D) None of the above

Answer & Explanation Answer: B) Turbines

Explanation:

Turbines are machines powered by rotating blades.

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Q:

Who among the following Generals or Commanders , carried out a coup d'etat against Jahangir in 1626?

A) Asaf Khan	B) Malik Ambar
C) Mahabat Khan	D) None of these

Answer & Explanation Answer: C) Mahabat Khan

Explanation:

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Filed Under: Indian History

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Q:

The First ruler of the Satavahanas was

A) Simuka	B) Govinda
C) Sri Satakarni	D) Nahapana

Answer & Explanation Answer: A) Simuka

Explanation:

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Q:

When is International Day of Families observed ?

A) May 13	B) May 15
C) May 16	D) May 14

Answer & Explanation Answer: B) May 15

Explanation:

15 May. Theme of International Day of Family 2017 is “Families, education and well-being”.

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Q:

The credit of inventing the tv goes to

A) Philo Farnsworth	B) John Logie Baird
C) Philo Farnsworth	D) None of the above

Answer & Explanation Answer: A) Philo Farnsworth

Explanation:

The credit of inventing the television goes to Philo Farnsworth.

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Q:

A Fuse is used in mains electric supply as a safety devices. Which one of the following statements about the fuse is correct?

A) It is connected in parallel with the main switch	B) It is made mainly from silver alloys
C) It must have a low melting point	D) It must have a very high resistance

Answer & Explanation Answer: C) It must have a low melting point

Explanation:

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Filed Under: Physics

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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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Q:

Shovna Narayan is a reputed personality in which of the following fields

A) Social Service	B) Trade Unionism
C) Journalism	D) Politics

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