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Question 18M.1.HL.TZ1.7

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Date May 2018 Marks available [Maximum mark: 1] Reference code 18M.1.HL.TZ1.7
Level HL Paper 1 Time zone TZ1
Command term Question number 7 Adapted from N/A
7.
[Maximum mark: 1]
18M.1.HL.TZ1.7

A stopper of mass 8 g leaves the opening of a container that contains pressurized gas.The stopper accelerates from rest for a time of 16 ms and leaves the container at a speed of 20 m s–1.

What is the order of magnitude of the force acting on the stopper?

A.     10–3 N

B.     100 N

C.     101 N

D.     103 N 

[1]

Markscheme

C

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