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Q:

___________________states that the induced e.m.f. is directly proportional to the rate of change of magnetic flux linkage or rate of cutting of magnetic flux
linkage.

A) Lenz's Law B) Hooke's Law
C) Ohm's Law D) Faraday's Law
 
Answer & Explanation Answer: D) Faraday's Law

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Filed Under: Physics
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Q:

Bubbles of air rise up through liquids due to

A) Surface tension and adherence B)  viscosity and buoyancy
C)  air current over the liquid and buoyancy D)  Up thrust and surface tension
 
Answer & Explanation Answer: B)  viscosity and buoyancy

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Filed Under: Physics
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Q:

What is the power rating (in W) of a bulb if a current of 0.3 A passes through on application of 240 V of potential difference across its terminals?

A) 800 B) 36
C) 400 D) 72
 
Answer & Explanation Answer: D) 72

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Filed Under: Physics
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Q:

Which one among the following is a main system board of a computer?

A) CPU B) Keyboard
C) Microchip D) Motherboard
 
Answer & Explanation Answer: D) Motherboard

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Filed Under: Computer

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Q:

Which of the following is not an operating system

A) Android B) Vista
C) iOS D) Opera
 
Answer & Explanation Answer: D) Opera

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Filed Under: Computer
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Q:

India has taken the concept of 'Judicial Review' from which country's constitution?

A) United States B) United Kingdom
C) Canada D) Ireland
 
Answer & Explanation Answer: A) United States

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Filed Under: Indian Politics
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Q:

Prahaar' is

A) a battle tank B) a surface-to-surface missile
C) an aircraft carrier D) a submarine
 
Answer & Explanation Answer: B) a surface-to-surface missile

Explanation:

The Prahaar is a short-range, solid propellant, road-mobile ballistic missile designed for tactical strikes against close range targets.It is a surface to surface missile. Prahaar is expected to replace the Prithvi-I short-range ballistic missile in Indian service.

 

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Filed Under: General Awareness
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Q:

Ultraviolet radiation in the stratosphere is absorbed by

A) SO2 B) Ozone
C) Oxygen D) Argon
 
Answer & Explanation Answer: B) Ozone

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Filed Under: General Science

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