All of the electrical outlets in your living room are on one parallel circuit. The circuit breaker cuts off the current if it exceeds 20 amps. Will the breaker trip if he uses a computer (180 Ω), Alexa (70 Ω), and an air conditioner (220 Ω)? The voltage is 120 Volts.

How does the image distance (di) of a convex lens compare with the image distance of a concave lens? a. the image distance of the convex lens is positive, and that of the concave lens is negative. b. both are negative for a virtual image. c. both are positive for a virtual image d. the image distance of the convex lens is negative, and that of the concave lens is positive.

Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct