Kue Manis Otomotif 11 (Awal)

Rombel

• XI-O1

• XI-O3

Attendance Number (Nomor Presensi)

Name

Match the following:

• Pembakaran, reaksi kimia

• Piston

• Energi kimia

• Chemical energy

• Torak, komponen di dalam silindeg

• Cylinder head

• Kepala silinder, penutup atas silinder

• Engine block

• Blok silinder, bagian utama mesin yang m

• Combustion

Match the following:

• Alur ban

• Brake disc

• Sisi ban

• Tread

• Kampas rem

• Sidewall

• Kaliper rem

• Caliper

• Cakram rem

• Brake pads

The gasoline engine is a vital component of a vehicle. It operates by converting the chemical energy of fuel into mechanical energy that drives the wheels. Key components of a gasoline engine include the engine block, cylinder head, pistons, connecting rods, crankshaft, and distribution system.

The engine block serves as the main frame that houses the other components. The cylinder head seals the top of the engine block and has inlet and outlet ports for the air-fuel mixture and exhaust gases. Pistons move up and down inside the cylinders, compressing the air-fuel mixture and being forced downward during combustion. Connecting rods link the pistons to the crankshaft. The crankshaft converts the linear motion of the pistons into rotational motion that drives the wheels. The distribution system controls the timing of the spark plugs and the opening and closing of the intake and exhaust valves.

Question: What is the primary function of the crankshaft in a gasoline engine?

• To compress the air-fuel mixture

• To ignite the air-fuel mixture

• To convert linear motion into rotational motion

• To regulate the flow of air and fuel

The gasoline engine is a vital component of a vehicle. It operates by converting the chemical energy of fuel into mechanical energy that drives the wheels. Key components of a gasoline engine include the engine block, cylinder head, pistons, connecting rods, crankshaft, and distribution system.

The engine block serves as the main frame that houses the other components. The cylinder head seals the top of the engine block and has inlet and outlet ports for the air-fuel mixture and exhaust gases. Pistons move up and down inside the cylinders, compressing the air-fuel mixture and being forced downward during combustion. Connecting rods link the pistons to the crankshaft. The crankshaft converts the linear motion of the pistons into rotational motion that drives the wheels. The distribution system controls the timing of the spark plugs and the opening and closing of the intake and exhaust valves.

Question: Which component covers the top of the engine block and contains ports for air-fuel mixture and exhaust gases?

• Piston

• Connecting rod

• Cylinder head

• Crankshaft

Modern fuel injection systems have revolutionized the way internal combustion engines operate. Unlike carburetors, injection systems offer greater precision in delivering fuel to the engine. Each cylinder is equipped with an injector that atomizes the fuel into a fine mist just before combustion. This allows for more precise adjustments to the air-fuel ratio, leading to improved fuel efficiency and reduced emissions.

Moreover, modern fuel injection systems rely on a network of sensors to monitor various engine parameters, such as intake air temperature, manifold pressure, and exhaust gas oxygen content. The data from these sensors is processed by an electronic control unit (ECU) to calculate the optimal amount of fuel to be injected. As a result, fuel injection systems can adapt to changing engine conditions in real-time, ensuring optimal performance.

Question: What is the primary advantage of fuel injection systems over carburetors?

• Increased engine noise

• Reduced fuel efficiency

• More precise fuel delivery

• Increased engine size

Modern fuel injection systems have revolutionized the way internal combustion engines operate. Unlike carburetors, injection systems offer greater precision in delivering fuel to the engine. Each cylinder is equipped with an injector that atomizes the fuel into a fine mist just before combustion. This allows for more precise adjustments to the air-fuel ratio, leading to improved fuel efficiency and reduced emissions.

Moreover, modern fuel injection systems rely on a network of sensors to monitor various engine parameters, such as intake air temperature, manifold pressure, and exhaust gas oxygen content. The data from these sensors is processed by an electronic control unit (ECU) to calculate the optimal amount of fuel to be injected. As a result, fuel injection systems can adapt to changing engine conditions in real-time, ensuring optimal performance.

Question: What role does the electronic control unit (ECU) play in a fuel injection system?

• It ignites the air-fuel mixture.

• It converts mechanical energy into electrical energy.

• It calculates the optimal amount of fuel to be injected.

• It filters the air entering the engine.

The woman ___ you met yesterday is my aunt.

• who

• whom

• whose

• which