the length of compound microscope is 30 cm and the focal length of objective is 0.25 cm and that of the eyepiece is 10 cm calculate its magnifying power if the final image is formed at a distance of 250mm eyepiece?

Which type of circuit is becoming more common in residential electrical design and construction? a. hazardous-area circuit b. three-phase circuit c. 480-volt circuit d. communication circuit

In a system, when potential energy decreases, then entropy also decreases. true false

In order to do work, the force vector must be question 1 options: in a different direction than the acceleration vector. in a different direction than the displacement vector. in the same direction as the displacement vector and the motion. in the same direction as the acceleration vector.