H2P-111
Newton’s second law
H2 Physics · JC 1 · Easy · Newton’s second law
A 900 kg car travelling at 18 m s⁻¹ brakes uniformly to rest in 6.0 s. Assuming the braking force is constant and horizontal, what is its magnitude?
- 2.7 × 10³ N
- 1.5 × 10³ N
- 5.4 × 10³ N
- 1.6 × 10⁴ N
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