Answer :

Since F = ma

where:
F = force
m = mass
a = acceleration

I predict your FORCE equals your mass of 2 kg multiplied by whatever acceleration is being experienced by your mass. Since we don't know what that acceleration is, there's no way to predict the magnitude of the FORCE.
sanjna
2000 gf
1 gf=980 dyne
2000 gf = 980 * 2000
               1960000 dyne