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for a blackbody the frequency at which maximum energy is emitted is 3 x 1013 hz a give a wavenumber for the wavelength of the infrared emission
c at what speed does it hit the ground d what total length of time is the ball in the
water at 10 celsius flows at uniform velocity of 01 msec into a parallel plate channel which is wide in the third direction the parallel plates are
a flat aluminum plate of 02 m thickness is initially at 120 celsius at time t0 it is immersed in a liquid at 10 celsius assume a very large heat
an experiment was carried out to measure forces acting in two members of a pin-jointed framework due to different applied loading conditions dial
choose and research an industry where there has been a pattern of change in a particular market model monopoly oligopoly etcwrite a four to five 4-5
a a certain radioactive material emits gamma rays with energy 1 mev another sample of radioactive material emits gamma rays with energy 10 kev if
photon interactionsa consider a si detector of 1 mm thickness 106 photons each with energy of 100 kev are incident on the detector find the number of
1 an ionization chamber is used on tuesday t22degc p760mmhg and then on wednesday t25degc p740 mmhg to monitor the output from an x-ray tube if the
1 consider two monoenergetic photon beams with the same photon fluences in one beam the photons are 100 kev and in the other they are 1 mev determine
the humidity of air can be determined by use of two different thermometers a dry bulb thermometer and a wet bulb thermometer with reference to a
15 kg of oxygen n2 and 015 kg of helium he2 are separated by a partition in a vessel the nitrogen is at 5 bar and 90oc and the helium at 1 bar
Constant force if the direction and magnitude of a force is constant, it is said to be a constant force. For example, weight W = mg; force on a changed particle in uniform electric field F =
the length of a simple pendulum is about 100cm known to have a accuracy of 1mmits period of oscillation is 2s determined by measuring the time for
the resistances of commercially-available discrete resistors are restricted to particular sets for example the available values of resistors with 10
select one membrane industrial separation application for i reverse osmosis ro ii ultrafiltration uf and iii microfiltration mf at least one of
by what percentage should the pressure of a given mass of gas be increasedso as to decrease its volume by 10 at a constant
in the thin lens equation first prove that zz ff hint use this diagram along with the characteristics of similar triangles then use this
a 10l helium balloon at a pressure of 2 bar at 27c some o2 is now in balloon and final volume is made 30l the pressure also fell to 1 bar at same
which electronic level would allow the hydrogen atom to absorb a photon but not to emit a
draw a picture of the heat engine in a typical fossil fuel power plant and explain how it works1 is a measure of the electrical
1 what evidence suggests that light is a wave what evidence suggests that light is a particle2 in what sense does the information age depend on the
enrique iglesias belts out a high-c 1024 hz from the deck of his yacht what is the wavelength of this sound wave in the surrounding air as the sound
relationship among current voltage torquespeedcoil diametercoil length of motor and if any of the above changes how other parameters get affectedans
dipole moment product of magnitude of charge on any one of the atom and the distance between themedlarge application in electrostatsto differentiate