Electric Charges
Quiz
•
Physics
•
12th Grade
•
Hard
K K B RAO
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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The no of electrons present in 1C :
0.625X 1018
6.25 X 1018
62.5 X 1018
625 x 1018
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
What subatomic particles would you find in the nucleus of an atom?
Protons only
Protons and Neutrons
Neutrons and Electrons
Protons and Electrons
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
If a substance has a higher number of electrons than protons on its surface, what type of charge does it have?
A positive charge.
A neutral charge
A negative charge
No charge at all
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
The charge carried by 12.5 X 10^8 electrons :
2 X 10-10 C
2.5 X 10-10 C
0.25 X 10-10 C
0.2 X 10-10 C
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The Total Charge on an alpha particle is :___
-3.2 X 10-19C
+3.2 X 10-19C
32.0 X 10-19C
-32 X 10-19 C
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
A billion electrons are added to a body, its charge becomes :
1.6 X 10-19 C
1.6 X 10-18 C
-1.6 X 10-10 C
-1.6 X 10-28 C
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
when 1014 electrons are removed from a neutral metal sphere, the charge on the sphere becomes:
16 X 10-6 C
-16X 10-6 C
32 10-6 C
-32X 10-6 C
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