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# AS Maths Forces watch

1. 9. A particle of mass 6 kg is initially at rest and is then acted upon by a force R = ai 10jN on a bearing of 300°.
a Find the exact value of a.
b Calculate the magnitude of R.
c Work out the magnitude of the acceleration of the particle.
d Find the time it takes for the particle to travel a distance of 640 m.
2. (Original post by Ljm2001)
9. A particle of mass 6 kg is initially at rest and is then acted upon by a force R = ai 10jN on a bearing of 300°.
a Find the exact value of a.
b Calculate the magnitude of R.
c Work out the magnitude of the acceleration of the particle.
d Find the time it takes for the particle to travel a distance of 640 m.
Hi, what have you tried?

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