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Solve the following question given below:
Question 1: What is the sound intensity level in a car when the sound intensity is 0.370 µW/m2?
dB
Question 2: What is the sound intensity level in the air near a jackhammer when the pressure amplitude of the sound is 0.180 Pa and the temperature is 20.0°C?
Please keep answer short and simple and please no copy and paste.
question1an electron moves to the right with a speed of 0.82c relative to laboratory frame. a proton moves to the left
A car, on a straight road, is stopped at a traffic light. When the light turns to green the car accelerates with a constant acceleration. It reaches a speed of 20.2 m/s (72.7 km/h) in a distance of 142 m. Compute the acceleration of the car.
Two different balls are rolled (without slipping) toward a common finish line. Their angular speeds are shown to the right. how long does each ball take to reach the finish line
The string in a yo-yo is wound around an axle of radius 0.521 centimeter. Compute what is the speed of the yo-yo when it reaches the distance of 1.28 meter
a spring with a spring constant of 230.6 nm is compressed by 0.251 m. then a steel ball bearing of mass 0.0441 kg is
A 117 V potential difference isapplied to a space heater that dissipates 500 W during operation. What is its resistance during operation
A gas changes in volume from 0.870 m3 to 0.200 m 3 at a constant pressure of 1.30*105 Pa. How much work is done on the gas? How much work is done by the gas on its environment?
This is the question: An atomic nucleus at rest decaysradioactively into an alpha particle and a smaller nucleus. What will be the speed of this recoiling nucleus
Two cars approach an ice-covered intersection. One car, of mass 1.27 103 kg, is initially traveling north at 12.1 m/s, Find the velocity of the center of mass of the two-car system just after the collision
The distance traveled is dependent on the initial velocity, the acceleration and the time of travel. What is the distance traveled during the last second
the brakes of a truck cause it to slow down by applying a retarding force of 3.0x103n to the truck over a distance of
In a particular double slit experiment, ther distance between the slits is 50 times the wavelength of light. find the angles at whcih the first two minima occur
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