Bhodloza

This page lists questions and answers that were posted by visitors named Bhodloza.

Questions

The following questions were asked by visitors named Bhodloza.

A policeman in a stationary car measures the speed of approaching cars by means of an ultrasonic device that emits a sound with a frequency of 41.2 kHz. A car is approaching him at a speed of 33.0 m/s. The wave is reflected by the car and interferes with...
11 years ago

Answers

The following answers were posted by visitors named Bhodloza.