Next, Stacy measures two quantities: the mass of each washer and the force that the washers exert on the force meter. In general
1 answer:
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Answer :
Explanation :
It is given that
Mass of iron, m = 39.5 g
Volume of iron,
So, density is :
density,
Answer:
1.5 km/s²
Explanation:
Given that:
a car starts from rest; it means the initial velocity (u) = 0 km/hr = 0 m/s
after time (t) = 20 seconds
the final velocity = 108 km/hr = 30 m/s
The acceleration (a) of the car can be determined by using the formula:
a = 1.5 km/s²