Energi dan Perubahannya

Multiple Choice

What is the definition of energy as described in the image?

• The ability to perform work

• A form of matter

• A type of force

• A measure of temperature

Multiple Choice

What are the different forms of energy mentioned in the image?

• Energi Kalor/Thermal

• Energi Mekanik

• Energi Listrik

• Energi Nuklir

Multiple Choice

What does the equation EM = EP + EK represent in the context of mechanical energy?

• Energy conservation law

• Kinetic energy formula

• Potential energy formula

• Work-energy principle

Multiple Choice

What is the formula for calculating potential energy?

• EP = mgh

• PE = mgh

• PE = mg

• EP = gh

Multiple Choice

What is the formula for kinetic energy as shown in the image?

• EK = mv

• EK = 1/2 mv^2

• EK = mgh

• EK = 1/2 m^2v

Multiple Choice

What is the formula for calculating electrical energy for a flowing charge?

• W = qV

• W = I^2Rt

• W = V/I

• W = q/I

Multiple Choice

What is the formula for calculating electrical energy for a static charged object?

• W = qV

• W = I^2Rt

• W = V/I

• W = q/I

Multiple Choice

What is the formula for work done (W) in terms of force (F), displacement (s), and the angle (θ)?

• W = F + s + θ

• W = F - s cos θ

• W = Fs cos θ

• W = F/s

Multiple Choice

What is the efficiency formula for a machine based on work and energy?

• η = W / E x 100%

• η = Pout / Pin x 100%

• η = W / t

• η = E / t

Multiple Choice

What is the formula for work (Usaha) as a change in kinetic energy?

• W = ΔEK

• W = EP2 - EP1

• W = EK2 - EK1

• W = Pout x t

Multiple Choice

What is the formula for work (Usaha) as a change in potential energy?

• W = ΔEP

• W = EP2 - EP1

• W = EK2 - EK1

• W = Pout x t

Multiple Choice

What is the process of obtaining energy from nuclear sources as described in the image?

• Fission

• Fusion

• Combustion

• Photosynthesis

Fill in the Blank

Fill in the blank: Minyak mentah (crude oil) harus diproses terlebih dahulu supaya dapat ___.

Multiple Choice

What are the three non-renewable energy sources mentioned in the image?

• Crude Oil

• Coal

• Nuclear Energy

• Solar Energy

Multiple Choice

What are the products obtained from the distillation of crude oil at different temperature ranges?

• Gas at < 25°C

• Kerosene at 180-220°C

• Bensin at 25-60°C

• Solar at 220-250°C

Multiple Choice

What are the four stages of the secondary process in oil processing?

• Cracking

• Extraction

• Crystallization

• Treating

Multiple Choice

What are the stages involved in the processing of coal as shown in the image?

• Preparation

• Concentration

• Dewatering

• All of the above

Multiple Choice

What are the different uses of coal as shown in the diagram?

• Briket batu bara

• Bahan bakar PLTU

• Dimetil eter (DME)

• Batu bara cair (coal liquid)

Multiple Choice

What are the four processes of converting coal into liquid?

• Pyrolysis

• Solvent extraction

• Catalytic liquefaction

• Indirect liquefaction

Multiple Choice

Which of the following is NOT a renewable energy source?

• Matahari

• Air

• Angin

• Batu bara

Multiple Choice

What are the components needed for a solar cell system?

• Solar panel module

• Regulator (controller)

• Battery

• Inverter

Multiple Choice

What is the formula to determine the battery capacity (Ah)?

• Muatan baterai(Ah) = Kuat arus listrik (A) x lama waktu (h)

• Muatan baterai(Ah) = Kuat arus listrik (A) / lama waktu (h)

• Muatan baterai(Ah) = Kuat arus listrik (A) + lama waktu (h)

• Muatan baterai(Ah) = Kuat arus listrik (A) - lama waktu (h)

Multiple Choice

What is the correct sequence of steps for installing solar panels as shown in the image?

• Choose an area to accommodate the number of solar panels.

• Connect the solar panel to the regulator and then to the battery.

• Convert the DC current from the battery to AC using an inverter.

• Electric current is ready to be used in household appliances.

Multiple Choice

What are the types of PLTMH based on their capacity as shown in the diagram?

• Kapasitas minihidro

• Kapasitas mikrohidro

• Kapasitas pikohidro

• Berdasarkan kapasitas output dayanya

Multiple Choice

Indonesia memiliki curah hujan yang tinggi serta topografi yang beragam akibat aktifitas tektonik yang menyebabkankan banyaknya aliran sungai. Potensi energi yang dapat dikembangkan adalah ....

• PLTB

• PLTU

• PLTP

• PLTA

• PLTG

Multiple Select

What are the components of PLTMH?

• Bendung

• Saluran terbuka

• Turbine

• Bak penenang

• Pipa pesat (penstock)

Multiple Choice

What are the characteristics of wind at different speeds according to the table?

• Calm, smoke rises straight up

• Wind direction follows the flow

• Branches sway, papers and dust fly

• Branches break, causing damage

Multiple Choice

What are the types of bioenergy mentioned in the image?

• Biodiesel

• Bioethanol

• Biogas

• All of the above

Multiple Choice

What are the materials that can produce bioenergy as listed in the image?

• Kelapa

• Kelapa sawit

• Jarak pagar

• Tebu