Current Electricity - Result Question 88

93. A current of 2A, passing through a conductor produces 80J of heat in 10 seconds. The resistance of the conductor in ohm is

«««< HEAD

======= ####93. A current of 2A, passing through a conductor produces 80J of heat in 10 seconds. The resistance of the conductor in ohm is

c3eec34ec6b1fad69db54a20ad4b2dca40c2aa54 (a) 0.5

(b) 2

(c) 4

(d) 20

[1989]

Topic 5: Wheatstone Bridge & Different Measuring Instruments

Show Answer

Answer:

Correct Answer: 93. (b)

Solution:

 (b) H=I2Rt or R=H(I2t)=80(22×10)=2Ω



NCERT Chapter Video Solution

Dual Pane