Math, asked by SHOBISATISH, 6 months ago

The additive inverse of [-4+3-1] and [5-8+3] is?

Answers

Answered by Sanjana51239
0

Answer:

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Answered by paras1234532
10

Answer:

11th

Physics

Motion in a Straight Line

Problems on Equation of Motion

A motorcycle stunt rider ri...

PHYSICS

A motorcycle stunt rider rides off the edge of a cliff. Just at the edge his velocity is horizontal, with magnitude 9.0ms

−1

. Find the motorcycle's position, distance from the edge of the cliff and velocity after 0.5s.

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CALCULATOR

Enter the know values to find unknown

Acceleration

Distance

Final Velocity

v = u + a*t

Initial Velocity u

m/s

Final Velocity v

m/s

Time t

s

Acceleration a

m/s²

RESET VALUES

ANSWER

At t=0..50s the x−and y- coordinates are

x=v

0x

t

=(9.0ms

−1

)(0.50s)=4.5m

y=−

2

1

gt

2

=−

2

1

(10ms

−2

)(0.50s)

2

=−

4

5

m

the negative value of y shows that this time the motorcycles is below its starting point.

The motorcycle's distance from the origin at this time.

r=

x

2

+y

2

=

(

2

9

)

2

+(

4

5

)

2

=

4

349

m

The components of velocity at this time are

v

x

=v

0x

=9.0ms

−1

v

y

=−gt=(−10ms

−2

)(0.50s)=−5ms

−1

The speed (magnitude of the velocity ) at this time is

v=

v

x

2

+v

y

2

=

(9.0ms

−1

)

2

+(−5ms

−1)

2

=

106

ms

−1

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