lilacastro

26.01.2021 • 

Physics

The electric car has a range of 400 km with a fully charged battery. The diesel car has a range of 1120 km with a full tank of diesel.
Explain the difference in the time needed to complete a 500 km journey using the
electric car compared with the diesel car.
Assume both cars travel at the same speed.
[2 marks)

Ответ:

andres2865

19.09.2020

Physics

---

Explanation:

As w = 2000π

2πf= 2000π

f= 1000Hz

speed = wavelength × f= w/k

wavelength = 2000π/ (0.5× 1000)

= 4π

or

12.57

---

0,0(0 оценок)