Physics · Oct / Nov 2020 · Paper 42 · Question 8
0625
As printed in the paper
Show the answer and mark scheme
8(a)[2]
conditions (outdoors) may be damp / wet
water conducts (electricity) OR clear statement of need for waterproof / outdoor specification (components)
8(b)[2]
protects components / appliances / circuit / wires / user / mains supply
prevents electrical supply overheating / fires / electrocution / shocks
excess current / power in circuit / wires OR fuse melts / blows OR circuit breaker opens
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