Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6
Banner 7
Banner 8
Banner 9

Q.

A battery of internal resistance 2   Ω is connected to a variabte resistor whose value can vary from 4   Ω  to   10   Ω. The resistance is initially set at 4   Ω.  If the resistance is now increased, then

see full answer

Your Exam Success, Personally Taken Care Of

1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya

a

power consumed by it will decrease

b

power consumed by it will increase

c

power consumed by it may increase or may decrease

d

power consumed by it will first increase then decrease

answer is A.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

Detailed Solution

P=I2R=VR2=ε2R+r2Rε is constant and (R + r) increases rapidly, then P ↓.
Watch 3-min video & get full concept clarity
score_test_img

courses

No courses found

Get Expert Academic Guidance – Connect with a Counselor Today!

best study material, now at your finger tips!

  • promsvg

    live classes

  • promsvg

    progress tracking

  • promsvg

    24x7 mentored guidance

  • promsvg

    study plan analysis

download the app

gplay
mentor

Download the App

gplay
whats app icon
personalised 1:1 online tutoring
A battery of internal resistance 2   Ω is connected to a variabte resistor whose value can vary from 4   Ω  to   10   Ω. The resistance is initially set at 4   Ω.  If the resistance is now increased, then