A doctor examines a mole with a 16.0 cm focal length magnifying glass held 11.0 cm from the mole. (a)
Where is the image? (Enter the image distance in meters. Include the sign of the value in your answer.)
m
(b)
What is its magnification?

(c)
How big in millimeters is the image of a 5.10 mm diameter mole?
mm

A1500 w electric heater is plugged into the outlet of a 120 v circuit that has a 20 a circuit breaker. you plug an electric hair dryer into the same outlet. the hair dryer has power settings of 600 w, 900 w , 1200 w, and 1500 w. you start with the hair dryer on the 600 w setting and increase the power setting until the circuit breaker trips. under what setting does the circuit breaker trip.