Answer:
Answer:
43.4J
Explanation:
We know that
Work done = total heat energy
But work done is force x distance
=> F = 19 x8.6 = 163.4 J
So the total heat. Will be Heat of cube + heat of floor = 163.4J
So that heat of floor will now be
floor = 163.4 J - 120 J = 43.4 Joules
Explanation:
Acceleration due to gravity is a constant -9.8 m/s until terminal velocity (maximum freefall speed) is reached.
Answer:
46 dgres is the answer
Explanation:
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Answer:
When you blow air into balloon, it expands due to the elasticity of the rubber But after a point, the rubber expanded to its maximum point and
cannot be stretched further If the ballon is blown beyond this point ,it will burst because there will be no space for the rubber to accommodate the air