4 In the circuit of figure 1, the cell E1 has an emf of 15V and internal resistance of 2; the cell E2 has emf of 6V and internal resistance of 3; and the cell E3 has emf of 4V

and internal resistance of 1. In the circuit R1=4, R2=3 and R3=2

Determine the currents I1, I2, and I3 [5 marks]

Figure 1

Select the correct answer. anna will wear a black dress when she attends het cousin's wedding. which color(s) does the dress absorb? a. all colors b. no colors c. red and green d. white

Asmall, positively charged ball is moved close to a large, positively charged ball. which describes how the small ball likely responds when it is released? it will move toward the large ball because like charges repel. it will move toward the large ball because like charges attract. it will move away from the large ball because like charges repel. it will move away from the large ball because like charges attract.

Which lists the fundamental forces in order, from strongest to weakest? strong nuclear, weak nuclear, electromagnetic, gravitational strong nuclear, electromagnetic, weak nuclear, gravitational gravitational, weak nuclear, electromagnetic, strong nuclear electromagnetic, gravitational, strong nuclear, weak nuclear