Question

GRt, where is current, R
s resistance T is time, if
percentage error measuring i.R
and T are 2%, 1 and 1%
respectively, then the maximum
error measuring heat will be
a) 4%
b) 6%
c) 3%
d) 2%​

Answer 1

Answer:

a

Explanation:

ANSWER

Q=I

2

Rt

⇒

Q

ΔQ

=

I

2ΔI

+

R

ΔR

+

t

Δt

⇒

Q

ΔQ

×100=2(2)+1+1

⇒

Q

ΔQ

×100=6%