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1
Q:

An object at rest will remain at rest and an object in motion will remain in motion until and unless it is acted upon by an external force. This is Newton's

A) First law B) Second law
C) Third law D) Fourth law

Answer:   A) First law



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Subject: Physics
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As an object falls freely its ___________________.

 

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Answer & Explanation Answer: B) 37.5

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What is measured with the Nephometer?

 

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Answer & Explanation Answer: B) Cloud volume and speed

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What is the standard room temperature in Kelvin?

 

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Answer & Explanation Answer: A) 98 K

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An object, starting from rest, moves with constant acceleration of 4 m/s2. After 8 s, its speed is

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Answer & Explanation Answer: C) 32 m/s

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1 watt is equal to 1 ____________

 

A) J s-1   B) J s
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Answer & Explanation Answer: A) J s-1  

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A body is initially moving with a velocity of 10 m/s. It undergoes an acceleration of 2 m/s2 for 5 seconds. Find the displacement (in m) of this body in these 5 seconds.

 

A)  25 B)  37.5
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Answer & Explanation Answer: D)  75

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