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<span>Calculating heat gained or lost requires mass, specific heat, and
</span><span>c. change in temperature.</span><span>
</span>
Explanation:
<em><u>If Q is the unit of a derived quantity represented by Q = MaLbTc, then MaLbTc is called dimensional formula and the exponents a, b and, c are called the dimensions.</u></em>
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Answer:

Explanation:
As we projected the balloon at speed vo at an angle of 29 degree
so the two component of velocity is given as


now we know that in x direction we have



in y direction we have



now we have

Answer:
speed
Explanation:
When a body is in uniform circular motion, its speed remains constant but its velocity, angular acceleration, angular velocity changes due to change in its direction.