3 years ago

4. A lamp is connected to a 230 V mains supply. A current of 4 A flows through the

Physics

2 answers:

White raven [17]3 years ago

4 0

Explanation:Example

A 500 W television set is switched on for 4 hours. Calculate the energy transferred.

500 W = 500/1000 = 0.5 kW

energy transferred = power × time

= 0.5 × 4

= 2 kWh

sasho [114]3 years ago

3 0

Answer:

I= Q ÷ T

Explanation:

I: Current measured in amperes

Q: Charge flow measured in coulombs

T: Time measured in seconds

I hope you find this helpful.

You might be interested in

Select all that apply.

sattari [20]

Answer: The temperature and the number of molecules must remain constant for the law to apply.

Explanation:

6 0

3 years ago

1. Two boxes stacked on top of one another weigh 100 kg total. They apply

Hitman42 [59]

Answer:

150

Explanation:

7 0

3 years ago

A space station worker found herself floating free 100 meters from the space station because her safety line became unhooked

yuradex [85]

Answer:

Explanation: is that suppose to be the question or are you just saying?

8 0

3 years ago

Why are the surface features of the moon essentially unaltered since youth

zmey [24]

Because there is no wind, rain, snow, sleet, or people to wear them down,
and no rivers, streams, or floods to cover them over.

8 0

3 years ago

A 1000 kg car slows down from 30 m/s to 20 m/s.<br> The change in kinetic energy will be?

goblinko [34]

1050kg sorry Ik this is not correct

6 0

3 years ago