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2 Motion and forces

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Question 59

A tractor of mass 2400 kg is travelling at 12 m/s when its driver sees a closed gate 27 m ahead. Once the brakes are applied, they produce a constant resultant braking force of 9600 N. What is the longest reaction time the driver can have for the tractor to stop just at the gate?

[1]
A

3.00 s3.00\ \mathrm{s}3.00 s

B

0.75 s0.75\ \mathrm{s}0.75 s

C

1.50 s1.50\ \mathrm{s}1.50 s

D

2.25 s2.25\ \mathrm{s}2.25 s

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2 Motion and forces Questions

  1. GCSE
  2. /Physics
  3. /2 Motion and forces

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