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ira [324]
3 years ago
7

Which of the following describe an electrical motor? Check all that apply

Physics
1 answer:
weeeeeb [17]3 years ago
5 0

Answer:

changes electrical energy into mechanical energy

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What does strong language mean ?
Art [367]

Answer:

noun

the style of a piece of writing or speech.

"he explained the procedure in simple, everyday language"

coarse or offensive language.

noun: strong language

"strong language"

Explanation:

comment how it helps

3 0
3 years ago
Read 2 more answers
Two cars start from rest at a red stop light. When the light turns green, both cars accelerate forward. The blue car accelerates
saul85 [17]
First, create an illustration of the motion of the two cars as shown in the attached picture. The essential equations used is

For constant acceleration:
a = v,final - v,initial /t

The solutions is as follows:

 a = v,final - v,initial /t
 3.8 = (v - 0)/2.8 s
 v = 10.64 m/s
 After 2.8 seconds, the speed of the blue car is 10.64 m/s.

4 0
3 years ago
Calculate the kinetic energy of a car of mass 800kg moving at 100 kmph.
valentina_108 [34]

Answer:

KE = 308642.02469136 J

4 0
2 years ago
A refrigerator has, to transfer an average of 263 J of heat per second from temperature – 10°C to 25°C. Calculate the average po
Zolol [24]

\huge \mathfrak \red{Answer} \\  \\  \:   \:  \implies \: \sf 35 \: watt \\  \\  \\  \bf \: Given \:  :  \\  \\  \:  \:  \tt Q_{1} = 263j \\    \:   \tt \:  T_{1} =  - 10    {}^{ \circ} C \:  =  - 10 + 273 = 263 \: k \\  \:  \tt \:  T_{2}  = 25^{ \circ} C = 25 + 273 = 298 \:k \\  \\  \\  \bf \: To \: Find \:   :   \: \:  P ?\:  \\  \\ \:  \sf \green{Solution :} \\  \\  \:  \:   \large \: \bf \: P = Q _{2} -  Q_{1} \\  \\   \:  \:  \: \tt \: \rightarrow \frac{Q_{2}}{Q_{1}}  =  \frac{T_{2}}{T_{1}}  \\  \\  \:\rightarrow  \tt \:  \: \:   Q_{2} =  \frac{T_{2}}{T_{1}}  \times Q_{1} \\  \\  \:  \tt \:  \: \rightarrow \:  Q_{2}=  \frac{298}{ \cancel 263}  \times \cancel 263  \\   \\ \:   \: \tt \:\rightarrow \: Q_{2} =298\: \: J / s\\  \\   \:  \:  \:  \sf \:  \bf \: \: P= Q_{2} -  Q_{1}  \\   \tt \: \:  \:  \:  \:  \:  \:  \:  \:  \:=298 - 263  \\ \\  \:  \:  \:  \tt \:  \:  \:  \:  \:  \:  \rightarrow \:  \fbox{ \blue{35 \: watt}}

6 0
2 years ago
Electromagnetic waves are arranged on the electromagnetic spectrum by...
hram777 [196]

Answer:

by the range of frequencies and wavelength

Explanation:

this is because radio waves have the longest wavelength but the lowest frequency

however

gamma rays have highest frequency but shortest wavelength

hope it helps if not please report it so that someone else gets to try it out

3 0
3 years ago
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