Amicroscope has an objective lens with a focal length of 1.82 mm. the lenses are 47.8 cm apart what should the focal length of the eyepice be if i want the microscope to have an angular magnifica tion of -2000?

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?

How is the acceleration of an object in uniform circular motion constant? a - in magnitude only b - in direction only c - in both magnitude and direction d - in magnitude, direction & orientation

A6.0-μf air-filled capacitor is connected across a 100-v voltage source. after the source fully charges the capacitor, the capacitor is immersed in transformer oil (of dielectric constant 4.5). how much additional charge flows from the voltage source, which remained connected during the process?