← Back to full paperPrevious questionNext question

Question 29

From Physics HL Paper 1 (May 2024, TZ2)

Grade your answerAnswer this question in practice mode and submit it for feedback.Practice under timed constraintsOpen the paper flow with timed full-exam navigation.
View source PDF page 19
  1. A radar detector is used to measure the speed of a car. The car is moving with a speed v towards the detector.
Diagram for question 29 showing a car moving with velocity v towards a speed detector.
Diagram for question 29 showing a car moving with velocity v towards a speed detector.

The detector emits microwaves of frequency f and speed c. Which of the following is the change in frequency of the microwaves measured at the detector after reflection by the car?

Textbook topics in this question

Review the exact course sections assessed by each question part.