DP Physics (last assessment 2024)

Test builder »

Question 19M.1.SL.TZ1.1

Select a Test
Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.1.SL.TZ1.1
Level SL Paper 1 Time zone TZ1
Command term Question number 1 Adapted from N/A
1.
[Maximum mark: 1]
19M.1.SL.TZ1.1

A student wants to determine the angular speed ω of a rotating object. The period T is 0.50 s ±5 %. The angular speed ω is

ω = 2 π T  

What is the percentage uncertainty of ω?

A. 0.2 %

B. 2.5 %

C. 5 %

D. 10 %

[1]

Markscheme

C

Examiners report

This question was well answered by candidates.