Given,
mass m = 4 kg
t1 = 20°C
t2 = 10°C
specific heat capacity s = 460 J/kg°C
heat released Q = ?
According to formula.
Q=msdt
Q= 4* 460 *(10-20)
Q= 4 * 460 * -10
Q = -18400 J
Questions
Quick Access
Exam Capsule
MCQ
Articles
Institutes
Notices
Top Topics
How much heat is released when iron ball, 4 kg cools from 20°C to 10°C.
Given,
mass m = 4 kg
t1 = 20°C
t2 = 10°C
specific heat capacity s = 460 J/kg°C
heat released Q = ?
According to formula.
Q=msdt
Q= 4* 460 *(10-20)
Q= 4 * 460 * -10
Q = -18400 J
PathshalaNepal.com is a Registered Company of E. Pathshala Pvt Ltd Nepal. Registration number : 289280
© 2020. All right Reversed.E. Pathshala Pvt Ltd