Q.

A substance of mass m kg requires a power input of ‘P’ watt to remain in the molten state at its melting point. When the power is turned off, the sample completely solidifies in time ‘t’ sec. The latent heat of fusion of the  substance is

see full answer

Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya

a

pmt

b

ptm

c

mpt

d

p x t2m

answer is B.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

heat   losssec.=heat   absordsec.mLt=PL=Ptm
Watch 3-min video & get full concept clarity
score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon