Purchase Solution

Sample Physics Problems

Not what you're looking for?

Ask Custom Question

I am preparing for a physics examination. I have attached some past examination questions. Please explain me the solution to the attached questions in detail.

Here are some of the questions from the attachment. Please see the attachment for complete and all the questions.

21. A bat approaches an insect of wing span length d. The bat emits a sound wave. The bat detects the insect if the sound is reflected from the insect. When will the insect not be located?

22. A piano tuner strikes and holds down the key on a piano that should produce a sound of frequency 440 Hz. At the same time he sounds a tuning fork that is known to have a frequency of 440 Hz. The resulting sound heard by the piano tuner fluctuates in loudness with a frequency of 2 Hz.

Which one of the following could be the frequency of the sound produced by the piano and the frequency of the sound heard by the piano tuner?

33. What is the description given to the ranges of the repulsive force and of the attractive force between protons in a nucleus?

Purchase this Solution

Solution Summary

This solution provides steps necessary to determine the answers to each of the physics questions.

Purchase this Solution

Free BrainMass Quizzes
The Moon

Test your knowledge of moon phases and movement.

Introduction to Nanotechnology/Nanomaterials

This quiz is for any area of science. Test yourself to see what knowledge of nanotechnology you have. This content will also make you familiar with basic concepts of nanotechnology.

Basic Physics

This quiz will test your knowledge about basic Physics.

Intro to the Physics Waves

Some short-answer questions involving the basic vocabulary of string, sound, and water waves.

Classical Mechanics

This quiz is designed to test and improve your knowledge on Classical Mechanics.