P2 quiz hard stuff

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CartMcGrart
Quiz by CartMcGrart, updated more than 1 year ago
CartMcGrart
Created by CartMcGrart over 9 years ago
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Resource summary

Question 1

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

Question 2

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

Question 3

Question
The stopping distance of a vehicle is the equal to
Answer
  • 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

Question 4

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

Question 5

Question
the current potential difference graph for a resistor at a constant temp is
Answer
  • 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

Question 6

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

Question 7

Question
For components connected in series
Answer
  • 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

Question 8

Question
Mains electricity is a.c.
Answer
  • True
  • False

Question 9

Question
Mains electricity has a frequency of
Answer
  • 60Hz
  • 70Hz
  • 80Hz
  • 50Hz
  • 230Hz

Question 10

Question
The units of charge are
Answer
  • volts
  • joules
  • ampere
  • watts
  • kilowatts
  • couloumbs

Question 11

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

Question 12

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