2-2. A four-cylinder, two-stroke cycle diesel engine with 10.9-cm bore and 12.6-cm stroke produces 88 kW of brake power at 2000 RPM. Compression ratio rc = 18:1. Calculate: (a) Engine displacement. [cm³, L] (b) Brake mean effective pressure. [kPa] (c) Torque. [N-m] (d) Clearance volume of one cylinder. [cm³]