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IrinaVladis [17]
3 years ago
5

True or False? PLEASE HELP ME​

Physics
1 answer:
viva [34]3 years ago
6 0

Answer:

a. True - Joules is the unit measure for energy.

b. False - Potential energy is associated with position

c. False - Kinetic energy is associated with movement.

d. False - It's climbing, which means it also has kinetic energy.

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Suppose that you needed to make a pen for some small animals. You have 12 m of fencing. You decide to make a circular pen, becau
Lady_Fox [76]

Answer:

1.909 m

Explanation:

Length of fence = 12 m

r = Radius of circle made by the provided fence

Cirumference of a circle is given by

C=2\pi r

The circumference of the circle will be equal to the length of the fence

2\pi r=12

\\\Rightarrow r=\dfrac{12}{2\pi}

\\\Rightarrow r=1.909\ m

The radius of the fence is 1.909 m

8 0
3 years ago
A vacuum cleaner has a rating of 460 W on 230 V mains. The value of the fuse connected in the plug will be
amid [387]

Answer:

2 amps

Explanation:

Given data

Power = 460W

voltage= 230V

Required

The amperage/ current of the fuse

Recall  P= IV

I= P/V

I= 460/230

I=2 amps

Hence the current of the fuse is 2 amps

7 0
2 years ago
Why is it not suitable to determine the volume of an irregular charcoal using displacement method ​
AleksandrR [38]

Answer:

Displacement method of volume measurement is no suitable

Explanation:

Displacement method of volume measurement is no suitable for the objects that do not get immersed into the water completely because of the hindrance in accuracy of the measurement.

4 0
2 years ago
Magnetic field lines are more concentrated at the poles of the magnet<br> True<br> False
yKpoI14uk [10]

Answer:

True! UwU

Explanation:

the magnetic field is strongest near to the poles of the magnet were the lines of flux are more closely spaced.

8 0
3 years ago
Indicate whether each source is reliable or unreliable
Alex73 [517]

Answer:

1.reliable

2.unreliable

3.unreliable

4.reliable

5.reliable

Explanation: edg 2020

6 0
3 years ago
Read 2 more answers
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