Question 9
Question 9 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
24. Medical physics
24.1. Production and use of ultraso...

define the specific acoustic impedance of a medium as Z = ρc, where c is the speed of sound in the medium

2. Kinematics
2.1. Equations of motion

describe an experiment to determine the acceleration of free fall using a falling object

3. Dynamics
3.2. Non-uniform motion

describe and explain qualitatively the motion of objects in a uniform gravitational field with air resistance