Answer:
18000 Bg
Explanation:
after 15 minutes = 36000/2
After 30 minutes = 36000/4
30 minutes × 2 = 1 hour
After 1 hour = 36000/4 × 2 = 18000 Bg
Answer:
Energy storage plays an important role in this balancing act and helps to create a more flexible and reliable grid system. For example, when there is more supply than demand, such as during the night when low-cost power plants continue to operate, the excess electricity generation can be used to power storage devices.
Explanation:
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The amount of electrical energy used by the television is given by:
where P is the power of the device and t is the time.
The power of the television is P=315 W, while the total time is
If we substitute these numbers into the formula, we find the energy:
so, the correct answer is
(1) 5.67 × 10^5 J
Answer: 106. 25 m
Explanation:
In this situation the following equations will be useful:
(1)
(2)
Where:
is the object’s final velocity
is the object’s initial velocity
is the object's acceleration
is the time
is the distance traveled
Finding from (1):
(3)
(4)
Substituting (4) in (2):
(5)
Finding :