Current Electricity

Current Electricity
A fuse is always connected with live wire in
parallel
series
combination
alternative circuit
Author: rikazzz Comment
Current Electricity
If the electromotive force of the battery is 5 V, the total energy supplied by the battery is
2.5 joules
5 joules
1 joule
10 joules
Author: rikazzz Comment
Current Electricity
The equivalent resistance in a parallel resistance circuit when resistances are 2 Ω, 3 Ω and 6 Ω, and V = 6 V is
2 Ω
3 Ω
1 Ω
4 Ω
Author: rikazzz Comment
Current Electricity
The rate of flow of charges is called
static charge
electric current
Electromotive force (EMF)
coulomb’s force
Author: rikazzz Comment
Current Electricity
(Electrical energy/time) is equal to
potential difference
flow of light
flow of heat
electric power
Author: rikazzz Comment
Current Electricity
If 0.6 C charge passes through a wire in 12 s, then the current flowing through the wire is
70 mA
60 mA
50 mA
25 mA
Author: rikazzz Comment
Current Electricity
The resistance and length of wire are
inversely related
directly related
not related
inversely proportional
Author: rikazzz Comment
Current Electricity
In a dry cell, chemical energy changes into
heat energy
electrical energy
atomic energy
light energy
Author: rikazzz Comment
Current Electricity
If we double both current and voltage keeping the resistance constant then power is
unchanged
halves
doubles
quadruples
Author: rikazzz Comment
Current Electricity
Current that changes direction after equal intervals of time is called
direct current
electric charge
conventional current
alternating current
Author: rikazzz Comment

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