please make clear writting and explanation

No.1 R2 R1 R4 R3 R1 = 2200 0 +5% R2 = 2200 2 +5% R1 = 4000 2 +5% R1 = 4000 2 +5% V = 8 V Calculated : a. RTotal b. VRI C. VR3 d. IR4 - No.2 m2 g = 9.8 m/s2 d = 2 m d m2 = 2250 gram m1 mi = 450 gram Find out accelaration the system ?No.3 R.4 R 2 R M R3 V 2 V1 = 5 Volt V2 = 15 Volt R1 = 500 0 R3 = 2500 0 R2 = 1500 0 R4 = 5000 0 Calculated is the current and voltage at R3? No.4 RL V =5 V R1 = 250 0 Calculated : a. PRL jika RL = 1000 b. PRL jika RL = 1200 C. PRL jika RL = 2500 d. PRL jika RL = 5000 e. PRL jika RL = 10000 f. which is the maximum power of the five Ri (a,b,c,de.f)? g. What conditions must exist to achieve maximum power transfer