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In 1.0s, 5.0x10^23 nitrogen molecules strike an area of8.0cm^2 at a speed of 300m/s. What is the pressure? (mass of one nitrogen molecule = 4.68x10^-26 kg.) I believe I should use 1/2mv ^2 for the solution but the answer I keep getting is nowhere near correct. Can someone help with this?
Define Hole in Wall (Princeton)? A container is separated into two parts I and II by a partition with a small hole of diameter d Helium gas in the two parts is held at temper
On a summer day the air temperature is 27° C and the relative humidity is 30%. Water evaporates from the surface of a lake at a rate of 0.10 kg/h per square meter of water surface
Q. What are uses of ultra-violet radiations? Uses of ultra-violet radiations: (i) They are utilized to destroy the bacteria and for sterilizing surgical instruments.
For a negative point charge, the electric field vectors: a) Circle the charge b) Point radially in toward the charge c) Point radially away from the charge d) C
What is half wave plate? Explain its action on polarized light incident on it with its electric vector E making an angle with the optic axis of the half wave plate.
Are fiber optics systems difficult to install? This becomes significant to establish a fair comparison with other components, in this case normal light fixtures. Fiber optics s
When one is computing the electric potential at a particular point in space due to a continuous charge distribution what exactly is one calculating? Ans: The electric poten
discuss the positive and negative of militancy
Explain how suppressor grid eliminates effect of secondary emission in pentode Ans: Suppressor grid is placed in between plate and screen grid. It's connected with the cathode
Q. In 17 Cl 35, Compute the number of protons, neutrons and electrons. Number of electrons = 17, Number of protons = 17, Number of neutrons = 18
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