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Softa [21]
2 years ago
14

Q Explain the following terms. a) A source of electric current b) Electrical appliances

Physics
1 answer:
exis [7]2 years ago
4 0

Answer:a)battery

B)ironer

Explanation:

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A mass of 2000 kg. is raised 5.0 m in 10 seconds. What is the potential energy of the mass at this height?
kolbaska11 [484]

Answer:

98,000J

Explanation:

Given parameters :

Mass = 2000kg

Height = 5m

Time = 10s

P. E = mgh

P. E = 2000x 5x 9.8

P.E = 98,000J

5 0
3 years ago
1. A 46000N helicopter feels a net force of 9200N. What litt force is exerted by the air on the propellers?
Lina20 [59]

Answer:

Force exerted by the air on the propellers = 46000 - 9200

= 36800 N

Hope this helps!

4 0
4 years ago
________ describes the total sediment load transported by a stream.
Taya2010 [7]
That is called the capacity.
5 0
3 years ago
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Gravitational forece can only attract whereas electomagatism can be attractive and repulsive
5 0
3 years ago
HELP PLEASE <br> THANK YOU!!
Simora [160]
Kelvin is the answer
4 0
3 years ago
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