Electricity Test

Result

Electricity Test - 4

Score
-
out of -
Rank
-
out of -

TIME Taken - -

SHARING IS CARING

If our Website helped you a little, then kindly spread our voice using Social Networks. Spread our word to your readers, friends, teachers, students & all those close ones who deserve to know what you know now.

Weekly Quiz Competition

Question 1
1 / -0

A cylindrical conductor of length l and uniform area of cross-section A has resistance R. Another conductor of length 2l and resistance R of the same material must have area of cross-section

A
A/2

B
3A

C
2A

D
1A
Question 2
1 / -0

A current of 1A is drawn by a filament of an electric bulb. Number of electrons passing through a cross-section of the filament in 16 seconds would be roughly

A
10²⁰

B
10¹⁶

C
10¹⁸

D
10²³
Question 3
1 / -0

Out of the three bulbs: 25 W, 60 W and 100 W, which bulb has least resistance?

A
25 W bulb

B
60 W bulb

C
100 W bulb

D
all bulbs have equal resistances
Question 4
1 / -0

In an electrical circuit two resistors 2 Ω and 4Ω respectively are connected in series to a 6 V battery. The heat dissipated by the 4 Ω resistor in 5 s will be

A
5 J

B
10 J

C
20 J

D
30 J
Question 5
1 / -0

Two resistors of resistances 2 Ω and 4 Ω when connected with a battery will have

A
same current flowing through them when connected in parallel.

B
same current flowing through them when connected in series.

C
same potential difference across them when connected in series.

D
different potential differences when connected in parallel.