Question

If a force of 20N is required to stop an object moving at a
rate of 5m/s2, the mass of the object is:
I. 4kg
2. 15kg
3. 100kg
4. 0.25kg ​

Answer 1

GIVEN,

F=20N,A=5M/S2

TO FIND,

MASS OF THE OBJECT

FORMULA:-F=MA

SOLUTION,

20=M×5

M=20/5

M=4

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