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DaniilM [7]
3 years ago
13

A 2300 Kg car accelerates from rest to 6.00 m/s in 12.00 seconds. What is the net force acting in the car?

Physics
2 answers:
loris [4]3 years ago
6 0
The car's acceleration is      (6 m/s) / (12 sec)  =  0.5 m/s² .

           Force = (mass) x (acceleration)

                     =  (2,300 kg) x (0.5 m/s²)

                     =    1,150 Newtons
pav-90 [236]3 years ago
4 0
F=ma
a=(v2-v1)/(t2-t1)
a=(6-0)/(12-0)
a=6/12
a= .5 m/s^2
f=2300kg*.5m/s^2
f=1150N
f=1200N if using correct sig figs
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When an object slides across the floor, it is slowed down by friction and the floor surface gets warmer. what energy conversion
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2 years ago
On your first trip to Planet X you happen to take along a 280 g mass, a 40-cm-long spring, a meter stick, and a stopwatch. You'r
arsen [322]

Answer:

5.31143691523 m/s²

Explanation:

m = Mass = 280 g

x = Displacement of spring = 21.7 cm

Time period

T=\dfrac{14}{11}\\\Rightarrow T=1.27\ s

Angular velocity is given by

\omega=\dfrac{2\pi}{T}\\\Rightarrow \omega=\dfrac{2\pi}{1.27}\\\Rightarrow \omega=4.94739\ rad/s

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From Hooke's law

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The acceleration due to gravity on the planet is 5.31143691523 m/s²

Yes, I have been able to satisfy my curiosity.

7 0
2 years ago
a student balances a 1.5kg of broom by placing her finger 1.4m from the end of the broom handle. How far from the broom handle w
Delicious77 [7]

The broom handle that she have to balance if she hung a 400g mass from the end of the broom handle is 5.24m

This problem is centered on moment. Moment is the turning effect of a force about a point. It is expressed as:

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According to principle of moment, the sum of clockwise moment is equal to sum of anticlockwise moment at shown

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Given the following

M1 = 1.5kg

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Substitute

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2.1 = 0.4d2

d2 = 2.1/0.4

d2 = 5.24m

Hence the broom handle that she have to  if she hung a 400g mass from the end of the broom handle is 5.24m

Learn more here: brainly.com/question/21945515

4 0
2 years ago
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