The area of cross-section of a steel wire (Y=2.0×10¹¹ N/m²) is 0.1 cm².

The area of cross-section of a steel wire (Y=2.0×10¹¹ N/m²) is 0.1 cm². The force required to double its length will be

Options

(a) 2×10¹² N
(b) 2×10¹¹ N
(c) 2×10¹⁰ N
(d) 2×10⁶ N

Correct Answer:

2×10⁶ N

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. A disc of radius 0.1 m is rotating with a frequency 10 rev/sec in a normal magnetic
  2. An object is projected with a velocity of 20 m/s making an angle of 45⁰ with horizontal.
  3. If voltage across a bulb rated 220 volt-100 Watt drops by 2.5% of its rated value
  4. The velocity of electromagnetic radiation in a medium of permittivity ε₀
  5. Order of e/m ratio of proton, α-particle and electron is