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Physics > C1 thermal physics > Flashcards

C1 thermal physics Flashcards

1
Q

what is the definition of energy transferred?

A

The conversion of one form of energy into another, or the movement of energy from one place to another.

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2
Q

What is the formula for work done

A

work done = force x change in distance

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3
Q

What is the formula for work done by gas

A

pressure x ∆v

∆v = change in volume

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4
Q

What is the formula for kinetic energy

A

1/2mv2

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5
Q

What is the formula for gravitational potential energy

A

M x G x H

M = mass

G = Gravity 9.81

H = height

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6
Q

What is the formula for thermal energy/energy transferred

A

Mass x specific heat capacity x change in temperature

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7
Q

What is the formula for elastic potential energy

A

1/2kx2

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8
Q

What is the formula for power

A

work done divided by time

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9
Q

What is the formula for efficiency

A

useful energy output divided by total energy input

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10
Q

what is the formula for the efficiency of heat engine

A

Qout
1- ———-
Qin

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11
Q

what is the formula for combined gas law

A

pv=nrt

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12
Q

what is the formula for combined gas law rearranged for p

A

p = nrt/v

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13
Q

what is the formula for combined gas law rearranged for v

A

v = nrt/p

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14
Q

what is the formula for combined gas law rearranged for n

A

n = pv/rt

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15
Q

what is the formula for combined gas law rearranged for T

A

t = pv/nr

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16
Q

what is Boyle’s law

A

p1 v1 = p2 v2

17
Q

what is gay lussacs law

A

p1/ t1 = p2/t2

18
Q

what is Charles law

A

v1/ t1 = v2/t2

19
Q

what is Avogadro’s law

A

v1/ n1 = v2/n2

20
Q

What is the specific heat capacity definition

A

amount of energy needed to change one 1kg mass by 1C

21
Q

what is the specific latent heat triangle formula

A

mass x specific latent heat

22
Q

what is the specific latent heat formula

A

mass

23
Q

what is the internal energy formula

A

u = 1.5 x R x T

T = temperature

R = constant 8.3145

24
Q

what is the first law of thermodynamics

A

ΔU = Q − W

ΔU is the change in internal energy of a system

Q is the net heat transfer

W is the net work done

25
Q

what is Bernoulli’s equation?

A

p1 + 1/2pv^21 + pgh1 + p2 +1/2pv^22 +pgh2

Physics (6 decks)

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