Question 4
Question 4 of 40
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No letter options?
Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
1. Motion, forces and ene...
1.6. Momentum

Define resultant force as the change in momentum per unit time; recall and use the equation resultant force = change in momentum / time taken, F = Δp/Δt

1. Motion, forces and ene...
1.5.1. Balanced and unbalanced forc...

Identify and use different types of force, including weight (gravitational force), friction, drag, air resistance, tension (elastic force), electrostatic force, magnetic force, thrust (driving force) and contact force