Evaluating the wavelength of the light
Light falls on a pair of slits which is .00204 cm apart. The slits are 91.4 cm from the screen. The first-order bright line is 1.98 cm from the central bright line. Determine the wavelength of the light? Answer must be in units of nm.
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This is an example of a worm-like-chain (WLC) model, where lp is persistence length and L is the contour length and kB is Boltzmann's constant.
The radius of electron orbit is 5.3 * 10^(-11) m and the velocity of electron is 2.2 *10^6 m/s. Determine the magnetic field strength at the place of the protons?
CFCs , Chlorofluorocarbons are no longer used as refrigerants because they help destroy the ozone layer. Tri-chlorofluoromethan (CCl3F) boils at 23.8 degrees C and its molar heat of vaporization is 24.8 kJ/mol.
When volume does the mixture contain now? At 60C when the percent relative humidity is defined as %RH=PH2O/P* H2O where the P H2Ois the partial pressure of water in sample and the P*H2O=0.197 atm is the equilibrium vapor pressure of water.
The spherical weather balloon is filled with hydrogen till its radius is 3.00 m. Its total mass comprising the instruments it carries is 13.0 kg. (i) Determine the buoyant force acting on the balloon, supposing the density of air is 1.29 kg/m3.
The rectangular field has the length 10 feet more than it is width. If area of field is 264, find dimensions of rectangular field?
If borax solution takes 0.76mL of 3M H2SO4 to neutralize a 10mLsample of Borax, Determine the concentration of borax solution (mol/L).
At the lower point the pressure is around 1.67 x 105 Pa and the pipe radius is 2.70 cm. At the other point 2.50 m higher, the pressure is 1.33 x105 Pa and the pipe radius is 1.30 cm. (i) Determine the speed of flow in the lower section.
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