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skad [1K]
3 years ago
13

Two people are trying to pull a 5-kilogram block in opposite directions. The first person pulls to the right with a force of 25

Newtons, and the second person pulls to the left with a force of 15 Newtons. What is the acceleration of the block?
Question 9 options:

8ms2to the right


2 ms2 to the right


2ms2to the left


10 N to the right
Physics
1 answer:
klasskru [66]3 years ago
7 0

TEST TEST TEST TEST TEST TEST TEST

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Worth 15 points<br><br> Please answer which one matches for each conversion
FrozenT [24]

Answer:

distance - meters

speed - meters/seconds

time - seconds

velocity - meters/seconds

acceleration - meters/seconds²

5 0
2 years ago
If the period of a simple pendulum is T and you increase its length so that it is 4 times longer, what will the new period be?
goldfiish [28.3K]

Answer:

T' = 2T

Explanation:

The time period of a simple pendulum is given by the relation as follows :

T=2\pi \sqrt{\dfrac{l}{g}}

l is length of the pendulum

g is acceleration due to gravity

If the length is increased four time, new length is l' = 4l

So,

New time period is :

T'=2\pi \sqrt{\dfrac{l'}{g}}\\\\T'=2\pi \sqrt{\dfrac{4l}{g}}\\\\T'=2\times 2\pi \sqrt{\dfrac{l}{g}}\\\\T'=2\times T

So, the new time period is 2 times of the initial time period.

5 0
3 years ago
Heat thansfer that happens from a distance is called:
yaroslaw [1]

B. convection is the answer

7 0
3 years ago
I am confused on how this table works
Bogdan [553]
What is the question ?
4 0
4 years ago
The speed for a car that went a distance of 125 miles in 2 hours time is ______. Question 2 options: 250 meters/sec 62.5 miles/h
Goryan [66]

Answer:

62.5 miles per hour

Explanation:

Speed = Distance travelled / Time taken

Speed = 125/2 = 62.5

You derive the units of the speed...by using the speed formula....,

Speed = Distance/Time

Speed = miles/hour

Hence the units for the speed = miles/hour

5 0
3 years ago
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