Course Exam – MySolar – 259 – 1741454394

How much alternating current (AC) is considered dangerous

How many volts does a PV cell have?

You want to use 2 x 400 W modules with 40 V each. How much current does your charge controller have to handle?
(Example result: 90)

A standard PC with a monitor needs 200 W. How many ABIOLA PCs could you run with the same power?

What protection does an IP65 label not guarantee?

What is the disadvantage of 48V battery voltage instead of 24V

You use PV modules with 30 V and 60W. You connect four of them in series and the same in parallel. How high is the total current?
(Tip: Make a small sketch)

Which battery can contaminate 2 million liters of water?

How long can boiled water be drunk safely?

What is the ideal azimuth angle for a south orientation?

You are calculating a cable cross-section that is far too large. What can you do?

What is the voltage of a lithium ion battery?

How much capacity in Ah is a depth of discharge of 40% for a 200 Ah battery

Which tool can you use to draw a PV plan?

How does the capacity change as the temperature increases?

What can’t Draw.io offer?

What final energy can 3 6V 50 Ah batteries connected in series deliver?

How many empty 3000 Ah smartphones can you charge in the evening if you only want to discharge your 100 Ah battery by 25%?
Result: number without a decimal point

What doesn’t an adjustable power supply do?

What is not an advantage of an AGM battery?

What are not advantages of batteries in series?

Which program offers project management, quotation creation and PV module design?

What is Ohm’s law?

What is the result of Stom x Resistance?

What is wrong with an MC4 connector?

Two smartphones with 5V 3Ah should be charged using a DC/DC stabilizer 12V to 5V 3A. How long does that take mathematically?
Tip: Insert one of your donkeys first (result with 1 decimal place)

A battery has 500 full cycles. How many partial cycles do you have with a total depth of discharge of 33.33%?

What does Global Solar Atlas not take into account?

How does the current change when the batteries are connected in parallel?

Why is more PV power possible with a higher battery voltage?

How many years will fossil fuels still be available?

What should not be used when cleaning PV modules?

You cannot find your module in Opensolar. Then what don’t you do?

What voltage does USB-A work with?

What is the current if the power is 1000 W and the voltage is 200 V. Do the math in your head and think about your donkeys and the triangle.

How many years does your battery deliver a result according to the data sheet if you discharge 30% every day with the indication “(30%DOD) 4200”?

Which battery is not called a solar battery

How much PV power do you need to charge your 12 V battery by 30 Ah in 6 hours during the day?

Which battery offers an efficiency of 90% and 5000-1000 charging cycles?

Which battery needs to be well ventilated?

What is a PV island system?

At what voltage is a lead battery approximately at 20%?

What needs to be disconnected last when disconnecting a controller?

How does the current change when batteries are connected in series?

How high is the self-discharge of a lead or lithium battery per month?

What electrical energy is available on average every day in African countries?

Which device switches off a consumer when a voltage is reached?

How many hours does a 50 Ah battery 12 V deliver 100 W?

What are no advantages of MPPT controller

What are the diodes in PV modules that prevent power losses called?