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Physics 10 Chapter 14 - Current and Electricity - 9
1.
When current flows through the conductor, it experiences a ................in the conductor?
a) Magnetic effect
b) Potential difference
c) Resistance
d) Capacitance
2.
In a dry cell, into which energy chemical energy changes?
a) Kinetic energy
b) Electric energy
c) Elastic energy
d) Elastic potential energy
3.
Current experiences a resistance in the conductor due to..................?
a) Magnetic effect
b) Capacitance
c) Potential difference
d) Collision with the atoms of conductor
4.
The energy supplied by the battery is utilized in overcoming....................?
a) Conductance
b) Flow of current
c) Resistance
d) Power
5.
In a dry cell, which energy changes into electric energy?
a) Kinetic energy
b) Chemical energy
c) Electric potential energy
d) Elastic energy
6.
Which of the following causes the dissipation of electrical energy into other forms of energy as charges flow through the circuit?
a) Potential difference
b) Power
c) Flow of current
d) Conductance
7.
What is the SI unit of potential difference?
a) Newton
b) Volt
c) Coulomb
d) Joule
8.
One ampere is the current through two parallel thin wires of length 1m, placed 1m apart from each other in vacuum. Then which force is exerted by on each other?
a) 2 x 10
7
N
b) 2 x 10
-5
N
c) 2 x 10
-7
N
d) 2 x 10
5
N
9.
After which scientist, the unit volt was named?
a) Alessandro Volta
b) Albert Volta
c) James Volta
d) Isaac Volta
10.
What is the date of birth of Alessandro Volta?
a) 1754
b) 1745
c) 1872
d) 1827
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