M1 Flashcards

1
Q

What is a Impulse

A

Change in momentum
Final Momentum - Initial Momentum
mv=mu

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2
Q

What is the conservation of momentum principle

A

Momentum before = Momentum after

m1u1+m2u2=m1v1+m2v2

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3
Q

What is time measured in

A

Seconds (S)

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4
Q

What is displacement measured in

A

Metres(m)

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5
Q

What is velocity measured in

A

Metres per second(m/s)

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6
Q

What is acceleration measured in

A

Metres per second per second (m/s²)

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7
Q

What is the value of gravity in M1

A

9.8m/s²

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8
Q

What is the gradient of a speed time graph equal to

A

Acceleration

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9
Q

What is the area under a speed time graph

A

Distance

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10
Q

What is newtons first law

A

F=ma

Force= Mass x acceleration

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11
Q

Define Weight

A

Mass x gravity

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12
Q

What are the SUVAT Formulae

A
v=u+at
s=((u+v)/2)t
v²=u²+2as
s=ut+1/2at²
s=vt-1/2at²
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13
Q

What are the other names for negative acceleration

A

Deceleration

Retardation

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14
Q

What does SUVAT stand for

A
S-Displacement
U-Initial Velocity
V-Final Velocity
A-Acceleration
T-Time
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15
Q

What is a moment Equal to

A

Force x distanc

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16
Q

What is the coeffecient of friction on a inclined plane

A

µ