GCSE Physics Electricity Calculations “students should be able to…” Sheet 1
1. Calculate the amount of charge that flows
when a current of 3.8 A flows for 9 minutes.
2. Calculate the current when 1.9 C of
charge flow
...
GCSE Physics Electricity Calculations “students should be able to…” Sheet 1
1. Calculate the amount of charge that flows
when a current of 3.8 A flows for 9 minutes.
2. Calculate the current when 1.9 C of
charge flows in 18 seconds.
3. Calculate the potential difference across a
component with a resistance of 260 Ω when
a current of 35 mA flows through it.
4. Calculate the resistance of a component
when a potential difference of 1.5 V causes
a current of 23 mA to flow.
5. Calculate the power output of an
appliance with a potential difference of
240 V and a current of 10.5 A.
6. Calculate the current through a 3.1 kW
appliance when a potential difference of
200 V is applied.
7. Calculate the energy transferred when a
4.6 kW appliance is turned on for 30
minutes.
8. Calculate the amount of charge that flows
through an appliance when a potential
difference of 24 V transfers 2.7 kJ of energy.
9. Calculate the power output of a component with a
resistance of 170 kΩ when a 1700 V potential difference is
applied.
10. Calculate the decrease in power loss when the
transmission of electrical energy through a power line with
a resistance of 1600 Ω is reduced from 18 A to 7 A.
11. Calculate the power output of an appliance that has a
charge flow of 280 C in 3 minutes when a 230 V potential
difference is applied.GCSE Physics Electricity Calculations “students should be able to…” Sheet 2
1. Calculate the amount of charge that flows
when a current of 3.7 A flows for 9 minutes.
2. Calculate the current when 1.9 C of
charge flows in 13 seconds.
3. Calculate the potential difference across a
component with a resistance of 240 Ω when
a current of 22 mA flows through it.
4. Calculate the resistance of a component
when a potential difference of 2.5 V causes
a current of 15 mA to flow.
5. Calculate the power output of an
appliance with a potential difference of
240 V and a current of 6 A.
6. Calculate the current through a 4.8 kW
appliance when a potential difference of
160 V is applied.
7. Calculate the energy transferred when a 3
kW appliance is turned on for 40 minutes.
8. Calculate the amount of charge that flows
through an appliance when a potential
difference of 28 V transfers 1.9 kJ of energy.
9. Calculate the power output of a component with a
resistance of 220 kΩ when a 800 V potential difference is
applied.
10. Calculate the decrease in power loss when the
transmission of electrical energy through a power line with
a resistance of 2400 Ω is reduced from 16 A to 9 A.
11. Calculate the power output of an appliance that has a
charge flow of 400 C in 9 minutes when a 231 V potential
difference is applied.GCSE Physics Electricity Calculations “students should be able to…” Sheet 3
1. Calculate the amount of charge that flows
when a current of 5.4 A flows for 6 minutes.
2. Calculate the current when 0.3 C of
charge flows in 23 seconds.
3. Calculate the potential difference across a
component with a resistance of 450 Ω when
a current of 47 mA flows through it.
4. Calculate the resistance of a component
when a potential difference of 3.5 V causes
a current of 40 mA to flow.
5. Calculate the power output of an
appliance with a potential difference of
230 V and a current of 6 A.
6. Calculate the current through a 7.2 kW
appliance when a potential difference of
120 V is applied.
7. Calculate the energy transferred when a
3.8 kW appliance is turned on for 35
minutes.
8. Calculate the amount of charge that flows
through an appliance when a potential
difference of 14 V transfers 1.3 kJ of energy.
9. Calculate the power output of a component with a
resistance of 210 kΩ when a 1300 V potential difference is
applied.
10. Calculate the decrease in power loss when the
transmission of electrical energy through a power line with
a resistance of 1700 Ω is reduced from 23 A to 4 A.
11. Calculate the power output of an appliance that has a
charge flow of 470 C in 2 minutes when a 232 V potential
difference is applie
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