$1.$ Which parameter is used to assess the ability of an engine to maintain a specific load over a prolonged period?

$-$ A$)$ Peak Power

$-$ B$)$ Continuous Power

$-$ C$)$ Peak Torque

$-$ D$)$ Thermal Efficiency

$2.$ What is the significance of Brake Specific Fuel Consumption $($BSFC$)$ in engine performance?

$-$ A$)$ It indicates the fuel consumption per unit of power produced

$-$ B$)$ It measures the engine's brake power

$-$ C$)$ It assesses the engine's torque output

$-$ D$)$ It determines the maximum fuel capacity