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A 100 watt immersion heater is placed in...

A 100 watt immersion heater is placed in a pot containing 1 litre of waterr at `20^(@)` C. How long will it take to heat water to boiling temperature if 20% of the available energy is lost to surroundings?

A

60 minutes

B

70 minutes

C

44 minutes

D

32 minutes

Text Solution

Verified by Experts

The correct Answer is:
B
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