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Physics 10 Chapter 14 - Current and Electricity - 10
1.
Which of the following are examples of sources of e.m.f?
a) Thermocouples
b) All of these
c) Generators
d) Batteries
2.
Who developed the first electric battery?
a) Albert Einstein
b) Alessandro Volta
c) James Watson
d) Isaac Newton
3.
Which unit was named after Alessandro Volta?
a) Volt
b) Joule
c) Coulomb
d) Farad
4.
When a conductor is connected to a battery, current flows through it due to..............................?
a) Capacitance
b) Power
c) Potential difference
d) Resistance
5.
Who developed the voltaic pile?
a) Albert Volta
b) Alessandro Volta
c) Isaac Volta
d) James Volta
6.
Who was Alessandro Volta?
a) A Greek scientist
b) A Italian scientist
c) A Scottish scientist
d) A British scientist
7.
What is the date of death of Alessandro Volta?
a) 1872
b) 1827
c) 1754
d) 1745
8.
Which charges leave the positive terminal of the battery?
a) Neutral charges
b) Negative charges
c) No charges
d) Positive charges
9.
Which charges reach the negative terminal of the battery?
a) Neutral charges
b) No charges
c) Negative charges
d) Positive charges
10.
What is the energy called that is supplied by a battery to a unit positive charge when it flows through the closed circuit?
a) Kinetic energy
b) E.m.f
c) Potential difference
d) Voltages
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