Asingle-cylinder four-stroke-cycle spark- ignition engine has a bsfc of 0.4 kg/kw-hr and a volumetric efficiency of 78% at a speed of 45 rps. the bore is 6 cm and the stroke is 8.5 cm. what is the fuel flow rate, fuel-air ratio, and brake torque if the brake power output is 6 kw with ambient conditions of 100 kpa and 22°c?

When using the ohmmeter function of a digital multimeter, the leads are placed in what position relative to the component being tested? a. parallel b. control c. series d. line

The higher the astm grain size number, the finer the gran is. a)-true b)-false

Ifa component is made of two or more materials with different modulus of elasticity (e), it is called a composite member and we calculate the factor·n". mention the formula for calculating n". also, ifn> 1, explain what will happen to the 1. transformed. gi) ifn 1, what will happen to the material when transformed material when