Sawaal
5
Q:

Heat energy of an object is

A) the average energy of the molecules of the object B) the total energy of the molecules of the object
C) the average velocity of the molecules of the object D) the average potential energy of the molecules of the object

Answer:   B) the total energy of the molecules of the object



Explanation:
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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What is the standard room temperature in Kelvin?

 

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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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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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