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Physics 10 Chapter 13 - Electrostatics - 5
1.
Where do the thin leaves of gold foil hang in the gold leaf electroscope?
a) Is not located
b) In the middle
c) At the bottom
d) At the top
2.
Through which, brass rod passes?
a) Through an insulator
b) Through all of these
c) Through an iron piece
d) Through a conductor
3.
What is the function of insulator of gold leaf electroscope, through which brass rod passes?
a) (d) Shakes the rod when get charged
b) (b) Keeps the rod in place
c) (c) Retains the charges
d) (a) Both b and c
4.
Where is aluminium foil located in the gold leaf electroscope?
a) On the upper portion of the inside of the jar
b) On the lower portion of the outside of the jar
c) On the lower portion of the inside of the jar
d) On the upper portion of the outside of the jar
5.
Which foil is grounded by connecting a copper wire?
a) Gold foil
b) Aluminium foil
c) Brass foil
d) Nickel foil
6.
By which wire, the aluminium foil is grounded?
a) Aluminium wire
b) Nickel wire
c) Brass wire
d) Copper wire
7.
Which wire protects the leaves from the external electrical disturbances?
a) Brass wire
b) Nickel wire
c) Copper wire
d) Aluminium wire
8.
Which instrument is used to detect the presence of charge on the body?
a) Electroscope
b) Voltmeter
c) Galvanometer
d) Ammeter
9.
When, there would be no deflection in the leaves of gold leaf electroscope?
a) All of these
b) When the body is positively charged
c) When the body is negatively charged
d) When the body is neutral
10.
What is attached on the lower portion of the inside of the jar?
a) Gold foil
b) Nickel foil
c) Brass foil
d) Aluminium foil
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