Weight of a body is measured using a spring balance. If the spring balance shows a reading of 490 Newton, then what will be the mass of the body?
Options
490 kg
245 kg
49 kg
4.9 kg

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Solution

Weight(w) = mass(m) × acceleration due to gravity(g)

weight = 490 N
g = 10 m/s²

490 = m × 10
m = 49 kg

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Weight of a body is measured using a spring balance. If the spring balance shows a reading of 490 Newton, then what will be the mass of the body?Options490 kg245 kg49 kg4.9 kg

Weight(w) = mass(m) × acceleration due to gravity(g) weight = 490 N g = 10 m/s2 490 = m × 10 m = 49 kg

Weight of a body is measured using a spring balance. If the spring balance shows a reading of 490 Newton, then what will be the mass of the body?
Options
490 kg
245 kg
49 kg
4.9 kg

Weight(w) = mass(m) × acceleration due to gravity(g)

weight = 490 N
g = 10 m/s²

490 = m × 10
m = 49 kg