Question

Find the mass of an object of weight 400N

Answer 1

Answer:

40.82 kg

Explanation:

Weight = 400 N

Weight = mg

We know that g = 9.8m/s²

∴ m = weight/g

m = 400/9.8

m = 40.82kg

If g is taken to it's approx value, i.e 10,

m = 400/10

m = 40 kg (approx)