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Solve the following problem given below:
Problem: Suppose a certain jet plane creates an intensity level of 123 dB at a distance of 5.90 m.
A- What intensity level does it create on the ground directly underneath it when flying at an altitude of 2.01 km?
Rework your solution from the beginning and check each step carefully.
A dielectric-filled parallel-plate capacitor has plate area = 30.0cm^2 , plate separation = 5.00mm and dielectric constant = 5.00. The capacitor is connected to a battery that creates a constant voltage = 10V.
A surveyor is using a magnetic compass 5.8 m below a power line in which there is a steady current of 88 A. What is the magnetic field at the site of the compass due to the power line
an airplane with a speed of 58.2 ms is climbing upward at an angle of 44deg with respect to the horizontal. when the
A 44.0 g marble is fired vertically upward using a spring gun. What is the change in gravitational energy of the marble during its ascent
Three identical resistors are linked in parallel. The equivalent resistance increases by 700 Ω when one resistor is connected and removed in series with the remaining two, which are still in parallel. Discover the resistance of each resistor.
A pendulum is made of a long narrow stainless steel rod and has aperiod of T seconds at -200.0 degrees C. If the temperatureincreases to +400.0 degrees C, what is the new period?
Objective questions based on force and acceleration.
An electron with an initial speed of 660,000 m/s is brought to rest by an electric field. What was the potential dissimilarity that stopped the electron? What was the initial kinetic energy of the electron, in electron volts?
Two identical violins are under tension of 250 N and create a frequency of 500 Hz. If one of the strings loosens slightly to 245 N what beat frequency would you hear
Two 7.0mm×7.0mm electrodes with a0.10-mm-thick sheet of Mylar between them are attached to a 9.0V battery. find the charge before and after the Mylar is withdrawn
a point charge causes an electric flux of -560 nmiddotm2c to pass through a spherical gaussian surface of 14.0 cm
this is a regulated dc power supply design problem. the students must choose the values of the following parameters
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