Navigate

A wire is stretched under a force. If the wire suddenly snaps the temperature

A wire is stretched under a force. If the wire suddenly snaps the temperature of the wire

Options

(a) remains the same
(b) decreases
(c) increases
(d) first decreases then increases

Correct Answer:

increases

Explanation:

Work done on the wire to strain it will be stored as energy which is converted to heat. Therefore the temperature increases.

WB2008
admin:

Related Questions

  1. A fluid is in streamline flow across a horizontal pipe of variable area of cross section
  2. In a LCR series circuit, the potential difference between the terminals of the inductor
  3. A circuit area 0.01 m² is kept inside a magnetic field which is normal to its plane.
  4. Two planets at mean distances d₁ and d₂ from the sun have their frequencies n₁ and n₂
  5. A wire of one metre length carries a constant current. The wire is bent to form