Question

A longitudinal force of 2000N is acting on a wire
of radius 10mm. find the stress produced in wire​

Answer 1

Step-by-step explanation:

Given that,

Radius r=10mm

Length l=1.0m

Force F=100kN

Young modulus Y=2.0×10

11

Nm

2

Now, the stress is

Stress =

3.14×10

2

m

2

100×10

3

N

=3.18×10

8

Nm

−2

Answer 2

Answer:

Pilavullakandi Thekkeparambil Usha is a retired Indian track and field athlete. She has been associated with Indian athletics since 1979. She is often called the "queen of Indian track and field".

Born: 27 June 1964 (age 56 years), Payyoli

Spouse: V Srinivasan (m. 1991)

Nickname(s): Golden Girl, Payyoli Express

Event(s): Sprints

Awards: Arjuna Award for Athletics, Padma Shri

Books: Golden Girl: The Autobiography of P.T. Usha

Children: Vignesh Ujjwal, Ujjwal Srinivasan