Typical exposure needed for photocoagulation are 10 to50 times the MRD (i.. e., 24 to 120mJ for 50micrometer spot in 0.25s)?

On a cold day, when the air temperature is 0°c, you empty your lungs and take a deep breath, filling your lungs with 4.2 l of air. if you hold your breath until the temperature of the air in your lungs reaches 37°c, what is the volume of the air in your lungs at that point, assuming the pressure does not change?

If the force on an object is in the negative direction, the work it does on the object must be [2 points a) negative. b) positive c) the work could be either positive or negative, depending on the direction the object moves

Determine the maximum r-value of the polar equation r =3+3 cos 0