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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?
Suppose the sides of a closed polygam represent vector arrangend head to tail rule , what is sum of these vectors ?
A pendulum is timed, first for 20 swings and then for 50 swings Time for 20 swings= 17.4s Time for 50 swings= 43.2s Calculate the average time per swing in each case.
What occures to Internal Energy of a system ,if work is done (a) on the system, (b) by the system.
Explain the Friction Friction is a force that works against all motion. It slows everything down and it is the reason that the motion we are most familiar with always seems to
Motion of an object in a plane is called two dimensional (2-D) motions. For 2-D motion acceleration or velocity can be explained by two elements in any two mutually perpendicular d
According to Hooke's law, within elastic limit, stress strain or stress = E Χ strain or Stress / Strain= E = a constant, Where E is called a
mayer''s relationship connecting Cp and Cv
Water at 10 Celsius flows at uniform velocity of 0.1 m/sec into a parallel plate channel, which is wide in the third direction. The parallel plates are at 20 Celsius and are 1.0 cm
what will happen if we will walk with the speed of light or faster than it?
Distinguish between a terrestrial telescope and an astronomical telescope. Explain Rams dens' eye piece with the help of a neat diagram. Illustrate its advantages and disadvantages
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