saharrrrrrrrrrrrrr saharrrrrrrrrrrrrr

08-12-2022
Physics

Answered

"A sound of frequency 15Hz and an amplitude of 70dB is inaudible." Explain with reasons if this statement is true or false.

Answer :

Other Questions

calculate the effective area of a resonant dipole antenna at a frequency of 100 [mhz]. repeat if the frequency if the resonant dipole is 10 [ghz]. next, calcula

the magnetic field of a cylindrical magnet that has a pole-face diameter of 3.3 cm can be varied sinusoidally between 29.6 t and 30.0 t at a frequency of 13 hz.

a string (with uniform mass density) is attached to a wave generator with variable frequency to create standing wave patterns. the string goes over a pulley and

a plane surface with an area of 3 cm2 is placed in a uniform magnetic field that is oriented at an angle of 30o to the surface. if the magnitude of the magnetic

A football is kicked from the ground at an angle of 30o with the horizontal. If it leaves the ground with an initial velocity of 14 m/s, how high does it go bef

to save money on making military aircraftinvisible to radar, an inventor decides to coatthem with a nonreflective material having anindex of refraction of 1.20,

a student pulls a box of books on a smooth horizontal floor with a force of 100 n in a direction of 37e above the horizontal. if the mass of the box and the boo

If the car moving with 2,000N of force and has a mass 16,000N ,how fast could it accelerate.

a bone with length of 10 cm and a cross sectional area of 20 cm2 becomes 1 cm shorter (delta l) when 5 pounds of force is applied. if another bone is made of th

in a certain experiment, a radio transmitter emits sinusoidal electromagnetic waves of frequency 105.0 mhz in opposite directions inside a narrow cavity with re