P2 quiz hard stuff

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CartMcGrart
Quiz von CartMcGrart, aktualisiert more than 1 year ago
CartMcGrart
Erstellt von CartMcGrart vor mehr als 9 Jahre
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Zusammenfassung der Ressource

Frage 1

Frage
What does the gradient on a distance time graph represent.
Antworten
  • velocity
  • distance travelled
  • momentum
  • acceleration
  • speed

Frage 2

Frage
What does gradient of the line on a velocity time graph represent
Antworten
  • speed
  • acceleration
  • velocity
  • distance travelled
  • kinetic energy

Frage 3

Frage
The stopping distance of a vehicle is the equal to
Antworten
  • the sum of the reaction time and the braking time
  • the sum of the breaking distance and the reaction time
  • the sum of the thinking distance the breaking time
  • the sum of the thinking distance and the breaking force
  • the product of the breaking time and the thinking distance

Frage 4

Frage
What is the equation relating the spring constant (k), the force (F) and the extension (E).
Antworten
  • E=KxF
  • F=Kxe
  • E=K+F
  • K=ExF

Frage 5

Frage
the current potential difference graph for a resistor at a constant temp is
Antworten
  • line x=0
  • line y=0
  • line y=x
  • line y=-x
  • y=x until halfway up the graph where it remains as y=5

Frage 6

Frage
The greater the P.D. the __________ the current, for a component at a given _________.
Antworten
  • greater
  • smaller
  • altitude
  • mass
  • temperature
  • resistance

Frage 7

Frage
For components connected in series
Antworten
  • the total resistance is the sum of the resistance in all the components
  • the P.D is the same across all the components
  • the charge is constantly changing in all the components
  • same current through each component
  • the total current through the whole circuit is the sum of the currents through the separate components.
  • the potential difference of the supply is the shared between the components

Frage 8

Frage
Mains electricity is a.c.
Antworten
  • True
  • False

Frage 9

Frage
Mains electricity has a frequency of
Antworten
  • 60Hz
  • 70Hz
  • 80Hz
  • 50Hz
  • 230Hz

Frage 10

Frage
The units of charge are
Antworten
  • volts
  • joules
  • ampere
  • watts
  • kilowatts
  • couloumbs

Frage 11

Frage
What comes directly after the main sequence of a star about the size of our sun
Antworten
  • white dwarf
  • black dwarf
  • red super giant
  • nebula
  • red giant

Frage 12

Frage
One eventual outcome for a huge star is a black hole, what is the other
Antworten
  • Supernova
  • White dwarf
  • Nebula
  • Neutron star
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