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JEE PHYSICS CDF TEST BY MANAJITH RAM . S .

Total questions: 15

Worksheet time: 9mins

Name
Class
Date
1.

THE BULB DOESN'T GLOW IS SAID TO BE ________.

a)

CIRCUIT

b)

CURRENT

c)

FUSED

2.

IF WE CONNECT A FUSED BULB IN CIRCUITTHENTHE CIRUIT REMAINS _____

a)

OPEN

b)

CLOSE

c)

BOTH 1 ./ 2

d)

NONE

3.

THE SWITCH ALLOWS THE FLOW OF ELECTRICTY WHEN IT IS IN_____.

a)

ON

b)

OFF

4.

CUTS THE FLOW OF ELECTRICITY WHEN IT IS IN ________.

a)

ON

b)

OFF

5.

WHO FOUND IN PUT A COMPASS NEAR THE ELECTRIC CABE DISCOVERED THAT ELECTRICITY CAN PROVIDES __________.

a)

THOMAS ALVA EDISION

b)

OERSTED

c)

BOTH 1 / 2

d)

INSULATORS

e)

MAGNETISM

6.

SUBSTANCES WHICH ALLOW ELECTRIC CURRENT TO FLOW THROUGH THEM ARE KNOWN AS ______________________.

a)

INSULATORS

b)

BATTERY

c)

CONDUCTORS OF ELECTRICITY

d)

ALL OF THESE

7.

EXAMPLE FOR CONDUCTORS OF ELECTRICITY ___________.

a)

ALL METALS

b)

BRINE SOLUTIONS

c)

WOOD

d)

ELECTROLYTES

e)

PLASTIC

8.

SUBSTANCES WHICH DO NOT ALLOW ELECTRIC CURRENT TO FLOW THROUGH THEM ARE KNOWN AS ___________

a)

INSULATORS

b)

CONDUCTORS OF ELECTRICITY

c)

BOTH 1 / 2

9.

EXAMPLE FOR INSULATORS______________

a)

BRINE SOLUTIONS

b)

WOOD

c)

RUBBER

d)

PLASTIC

e)

ALL METALS

10.

WHO ULTIMATELY SUCCEEDED IN MAKING THE FIRST BULB ?

a)

OERSTED

b)

THOMAS ALVA EDISION

11.

________ IS THE SOURCE OF ELECTRICAL ENERGY IN A TORCH LIGHT.

a)

CIRCUIT

b)

CURRENT

c)

CELL

d)

FILAMENT

12.

COMBINATION OF TWO (OR) MORE _____ IS CALLED _______.

a)

CURRENT

b)

FILAMENT

c)

CELLS

d)

BATTERY

e)

TUNGSTEN

13.

THE FLOW OF ELECTRICITY IN A CIRCUIT IS CALLED ________.

a)

BATTERY

b)

CELL

c)

TUNGSTEN

d)

CURRENT

e)

CIRCUIT

14.

THE ELECTRIC PATH WHICH STARTS FROM THE POSITIVE TERMINAL OF A CELL / BATTERY , ENDA AT NEGATIVE TERMINAL WITHOUT ANY BREAK IS CALLED _______.

a)

CIRCUIT

b)

CURRENT

c)

CLOSED CIRCUIT PATH

d)

ELECTRIC PATH

15.

FILAMENT OF ABULB MADE OF _______.

a)

CURRENT

b)

CIRCUIT

c)

BATTERY

d)

SOLUTIONS

e)

TUNGSTEN