Answer:
Electric energy moves through the wire to the lamp's bulb. In the bulb, electric energy transforms into thermal energy and light energy.
Explanation:
Translate to English please
Answer:
Voltage in the primary winding of the coil is 3.9 V
Explanation:
As we know by the principle of transformer we have

here we know that



now we have


Answer:
the velocity of the car is 0.875 m/s
Explanation:

therefore the V of car is 0.875 m