This question can likely be answered using the formula E=hc/w where w is wavelength, h is Planck's constant, c is the speed of light, and E is energy in Joules. 5 electrons are emitted when calcium is flashed with light of wavelength 340 nm and intensity of 50 percent.
Remove the hog-rings as you roll the cover up over the seat. If your seat has a hard back, there will be a series of screws along the bottom that hold the bottom of the hard back to the seat. Unscrew these, and then pull open the hard back slightly to determine if the hardback needs to be slid up or down to be removed.
Our bodies change over the years causing arthritis of joints which can swell and/or swelling of the tissue under the ring. When you canât simply slide your ring off, try one of these techniques for safely removing a ring: 1  A squirt of Windex-yes Windex-on the finger and ring. 2  Any lubricant such as soap or oils.ur bodies change over the years causing arthritis of joints which can swell and/or swelling of the tissue under the ring. When you canât simply slide your ring off, try one of these techniques for safely removing a ring: 1  A squirt of Windex-yes Windex-on the finger and ring. 2  Any lubricant such as soap or oils.