GENERAL INSTRUCTIONS (Please read the following instructions very carefully)
1. Question marks are mentioned with each Question.
2. Please write neat and clean hand-writing on Answer Sheet. Use Margin on right side and left side of Answer Sheet.
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4. Do not click the button Submit Test before completing the paper on Answer Sheet.
5. This is a ONE TIME attempt test. Once started, it cannot be reversed or attempted again.
6. Take photo of all the Sheets and make single pdf file.
1
The dry cell consists of an outer covering made of Zinc which consists of a paste of _________________.
Ammonium chloride
Ammonium oxalate
Sodium chloride
None of these.
2
Which of the following combinations are the types of cell combination ?
Parallel
Series
Recombinant
Both A and B.
3
______________________ is a type of primary cell.
Dry cell
Lead acid battery
Both A and B
None of the above
4
Filament of a torch bulb is __________________
A metal case
Metal tip at the centre of the base
Two thick wires
A thin wire
5
Which of the following is not a source of electrical energy?
A cell
A battery
An electric motor
A generator
6
The filament of bulb consist of _________________element.
Nickel
Copper
Tungsten
7
The filament of an electric bulb is of tungsten because __________________________.
Its resistance is negligible
It is cheaper
Its melting point is high
Filament is easily made
8
A hammer, a gong, and a soft iron strip are all parts of __________________
An electromagnet
An electric bell
An electric fuse
An electric circuit
9
Of the following, is an electrical insulator ____________________________.
aluminium
gold
rubber
none of these
10
In ________________ positive terminal of one cell is connected to the negative terminal of the second cell.
Series combination
Parallel combination
11
Which of the following is a good conductor of electricity ________________________.
hydrogen
oxygen
silver
plastic
12
The element used almost exclusively for filaments of incandescent lamps is __________________.
Gold
Silver
13
In which of the following electricity is converted to movement energy ?
Heater
Tube light
Speaker
Electric train
14
An electric bulb converts electrical energy into ________________
Sound energy
Mechanical energy
Nuclear energy
None of these
15
Assertion (A) :- Electric cells also convert chemical energy in to electric energy.
Reason (R) :- In case of electric cells original state of cell can be brought back by passing electrical energy through cell from external source.
Both A and R are correct and R is correct explanation of A.
Both A and R are correct but R is not the correct explanation of A.
A is correct but R is incorrect
Both A and R are incorrect