At the time of short circuit, the electric ...

CBSE Class 10 Science 2020 Delhi Set 1

Question : 10 of 30

Marks: +1, -0

At the time of short circuit, the electric current in the circuit :

(a) vary continuously

(b) does not change

(d) increases heavily

Two bulbs of

100\,\mathrm{W}

and

40\,\mathrm{W}

are connected in series. The current through the

100\,\mathrm{W}

bulb is

1\,\mathrm{A}

. The current through the

40\,\mathrm{W}

bulb will be :

(a)

0.4\,\mathrm{A}

(b)

0.6\,\mathrm{A}

(c)

0.8\,\mathrm{A}

(d)

1\,\mathrm{A}

Solution:

(d) Increases heavily

(d)

1\,\mathrm{A}

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