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The speed of sound V in a fluid depends upon the fluid density? And its bulk modulus B as follows: v = ^n.B^m. Using dimensional analysis, find the values of constants N and m, respectively. The unit of density is kg/m3 and that of bulk modulus B is kg/(m.s2)
A 4.55 mol sample of a diatomic ideal gas (? = 1.4) expands slowly and adiabatically from a pressure of 4.10 atm and a volume of 11.5 L to a final volume of 30.0 L. What is the initial temperature of the gas
An unknown substance has a mass of 0.125 kg and an initial temperature of 112.3°C. The substance is then dropped into a calorimeter made of aluminum containing 0.285 kg of water initially at 27.8°C.
When violet light of wavelength 415 nm falls on a single slit, it creates a central diffraction peak that is 8.80 cm wide on a screen that is 2.50m away
Two forces act on a 6.5 kg object sitting on friction-less horizontal surface and force is 25N in the(+) x-direction and the other is 35N in the (-)x-direction. What is the accelertation of the object
A firecracker is tossed straight up into the air. It explodes into three pieces of identical mass just as it reaches the highest point. Evaluate how fast is the third piece moving
A 2.2 kg, 20 cm diameter turntable rotatesat 100 rpm on frictionless bearings. What is the turntable's angular velocity, inrpm, just after this event
An electron in the hydrogen atom makes a drop from n = 3 to m = 2. What wavelength of photon is emitted
-What is the total force on the bottom of a swimming pool 13.0 m with 5.8 m whose uniform depth is 1.9 m? What is the absolute pressure on the bottom of a swimming pool? What will be the pressure against the side of the pool near the bottom?
Determine how much work must be done to stop a 900 kilogram vehicle traveling at 120 kilometer per hour
A typical helium nucleus consists of two protons and two neutrons. What is the electric force between the nucleus and one of the electrons orbiting the nucleus
Find the angular velocity of a centrifuge in which a particle 10 cm from the axis of rotation experiences a radial acceleration of 10^3 times g
The pulmonary artery, which connects the heart to the lungs, is 8.5 cm long and has a pressure difference over this length of 450 Pa. If the radius of the artery is reduced by 14% , by what factor is the blood flow rate reduced
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