Two 60.0 12 resistors are connected in parallel and this parallel arrangement is then connected in series with a 30.0 12
resistor (R1). The combination is placed across a 120 V potential
difference. What is the current through each resistor?

Which of the following is tru about semi-conductors

2) a cubical block of stone is lowered at a steady rate into the ocean by a crane, always keeping the top and bottom faces horizontal. which one of the following graphs best describes the buoyant force b on this block as a function of time t if the block just enters the water at time t = 0 s?

Scientists and engineers design new technologies to solve problems. often, a new technological design will contain a flaw. which of the following is true about such a flaw? a. it should be studied so that the design can be fixed or a new design can be proposed. b. it means that the problem being investigated cannot be solved. c. it means that the people who proposed the design should not be scientists or engineers. d. it makes the technological design useless.