gohappy5921 gohappy5921

05-02-2024
Physics

contestada

Modern super sonic war planes use the principle of ________ while detecting their targets.

A. echo
B. SONAR
C. reverberation
D. None of these

Respuesta :

Otras preguntas

In a simple DC motor, the ____ reverses the current every half revolution of the loop. a. battery b. wire c. armature d. stator

While flying a kite, 400 ft of string was let out. The string ,when pulled tight, formed a 40 angle with the ground .What was the approximate height of the kite

what was NOT part of the marshall plan? a. the united states wanted to prevent the spread of communism b. the united states sponsored a humanitarian effort to r

Read the passage from the opinion of the court in Dred Scott v. Sandford, written by Justice Taney. Upon the whole, therefore, it is the judgment of this court,

Solve the following system of equations using any method 2x+4y+1z=−35 3x+7y+7z=−34 2x+10y+6z=−64

V-I graphs for two wires A and B are shown in the figure. If we connect both the wiresone by one to the same battery which of the two will produce more heat per

An acid has a pH greater than 7. less than 7. equal to 7. none of the above

Which numbers are irrational √196 √80 √18 √12 7\18

student conducts an experiment to see how music affects plant growth. The student obtains four identical plants. Each one is potted in the same type of soil and

The length of a rectangle is units greater than its width. If the width is w, which expression gives the perimeter of the rectangle in terms of its width?