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Q:

What is the effective resistance (in Ω) of two resistors 21 Ω and 28 Ω connected in parallel?

 

A) 49 B) 24
C) 12 D) 98

Answer:   C) 12



Explanation:
Subject: Physics
Exam Prep: Bank Exams , CAT
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What will be the acceleration produced when a force of 21 N is applied on an object of mass 3 kg?

 

A) 0.7 m/s2 B) 7 m/s2
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What is the upward force exerted by water called?

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A unit of power is called a

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A conductor having some appreciable resistance is called a

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The sensation of sound persists in the human brain for about:

A) 0.5 sec B) 0.2 sec
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