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Sagot :
Answer:
Normal force
Explanation:
- The force is centipetral force
Calculating :-
- Mass=m=20kg
- Radius=r=4m
- Velocity=10m/s=v
We know
[tex]\boxed{\sf F_c=\dfrac{mv^2}{r}}[/tex]
[tex]\\ \sf\longmapsto F_c=\dfrac{20(10)^2}{4}[/tex]
[tex]\\ \sf\longmapsto F_c=\dfrac{20(100)}{4}[/tex]
[tex]\\ \sf\longmapsto F_c=\dfrac{2000}{4}[/tex]
[tex]\\ \sf\longmapsto F_c=500N[/tex]
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