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Mandarinka [93]
2 years ago
9

Which of the following describes an electric fan?

Physics
1 answer:
asambeis [7]2 years ago
8 0
Simple machine is the answer
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Definition of graph?
xeze [42]

<u>Answer:</u>

1. A graph is defined as <em>" A Diagram represents a system of connections or interrelations among two or more things by a number of different dots, lines etc".</em>

2. In simple words <em>"Graph is a representation of any object or a physical structure by dots, lines, etc.</em>

6 0
3 years ago
*How much energy is<br>transferred in lifting a 5 kg<br>Mass 3m​
AlexFokin [52]

Answer:

147 J

Explanation:

The energy transferred to potential energy is :

U = m * g * h = (5 kg) * (9.8 m/s^2) * (3 m) = 147 J

3 0
2 years ago
A car battery has a rating of 170 ampere-hours. This rating is one indication of the total charge that the battery can provide t
Pavlova-9 [17]

Answer:

612000 C

Explanation:

Current, I, is given as the rate of flow of charge, that is:

I = Δq / Δt

where q = electric charge

t = time taken

This implies that:

Δq = I * Δt

The battery rating is 170 Ampere-hours, therefore:

Δq = 170 * 1 hour

But 1 hour = 3600 seconds;

=> Δq = 170 * 3600 = 612000 C

The total charge that the battery can provide is 612000 C.

8 0
3 years ago
Velocity is a vector quantity because...
statuscvo [17]
It has both magnitude and direction
5 0
2 years ago
TRUE OR FALSE. if an object does not change its position at a given time interval, then it is at rest or its speed is zero or no
Andrew [12]

Answer:

true

Explanation:

a body can only be accelerating and have speed if it's in motion

3 0
2 years ago
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