Question 26
A copper wire 20m long is heated from 20°C to 70°C. If the linear expansivity of copper is 1.7 × 10-5, calculate the increase in length.
Objective
Question details
- Exam body
- FUNAAB
- Subject
- Physics
- Year
- 2019/2020
- Question no.
- #26
- Type
- Objective
More from this paper
- Q22When an air coloumn is set into vibrations, the distance between two consecutive…
- Q23A simple harmonic oscillator has a period of 0.02s and amplitude of 0.25m…
- Q24An object is projected with a velocity of 100m/s from the ground level at an…
- Q28Which of the following relationship between superficial and cubical…
- Q29The power dissipated in an A.C circuit with an r.m.s current of 5A, r.m.s…
- Q30A wire of length 15m made of a material of resistivity 1.8 × 10 -6 ohm-m…