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2021-02-01 01:38:50
00:18:06
Urdu
problems related to Physics of solids Physics of solids problems part 1 problems 16.1 problem 16.2 problem 16.3 numerical problems solved physics lectures class 12 Physics candle academy Pakistan
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welcome to candle academy Pakistan. in lecture 16 of chapter 16 Physics of solids class 12 Physics Federal board and kpk board we have solved exercise problems 16.1, 16.2 and 16.3.
00:37 Problem 16.1
A 1.5 CM length of pianos wire with a diameter of 4.25 CM is stretched by attaching a 10 kg mass to one end how far is the wire stretched?
06:28 Problem 16.2
A cable has a length of 12 metres and is stretched by 1.2×10^- 4 metres when a stress of 8 × 10 ^ 8 Newton per metre square is applied what is the strain energy per unit volume in the cable when stress is applied?
11:06 Problem 16.3
A cylindrical steel rod point 5 metres long and 1 cm in radius is subjected to tensile force of 1 ×10 ^ 4 newton.
a. What is tensile stress?
b. What is change in length?
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