Solve the following questions in relation with these topics: I Ohm's law I Electric Charge and Current - Electric Power Note: Please state your solutions properly. 1. Calculate the amount of charge represented by 4 million of proton? 2. How much charge is represented by 4600 electrons? 3. The total charge entering a terminal is given by 1=5tsin4ath. Calculate the current at t=0.5s. 4. Determine the total charge entering a terminal between t = Is and t = 2s if the current passing the terminal is I = (3tAZ-t) A. S. The total charge entering a terminal is given by l = (10 10e"(-2t))mC. Calculate the current at t = 0.55