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

Q.

In a standard meter bridge experiment, to measure the specific resistance of a wire the following data are found:- Length (L)=(1±.01)m measured by a meter scale Radius of wire =1mm±.01mm (measured by screw gauge).Resistance of wire (R)=(5±.01)ΩThe maximum possible error in the measurement of specific resistance is(You may use the formula:- :−ρ=πr2LR

see full answer

High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET

🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya

a

· 1μΩm

b

2μΩm

c

.5024μΩm

d

6024μΩm

answer is C.

(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

ρ=3⋅14×10−6×51 =15.7μ ohm metre.  δρ=ρ2δrr+δLL+δRR ohm metre.  =15⋅7μ2×.011+.011+.015 ohm metre  =15.7μ[.02+.01+.002] ohm - metre  =15.7×.032μΩm =.5024μΩm
Watch 3-min video & get full concept clarity
score_test_img

courses

No courses found

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon